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-rw-r--r--arch/arm/mach-exynos/clock-exynos4.c18
-rw-r--r--arch/arm/mach-exynos/setup-spi.c25
-rw-r--r--arch/arm/mach-s3c24xx/clock-s3c2416.c3
-rw-r--r--arch/arm/mach-s3c24xx/clock-s3c2443.c2
-rw-r--r--arch/arm/mach-s3c24xx/common-s3c2443.c4
-rw-r--r--arch/arm/mach-s3c24xx/setup-spi.c8
-rw-r--r--arch/arm/mach-s3c64xx/clock.c20
-rw-r--r--arch/arm/mach-s3c64xx/setup-spi.c13
-rw-r--r--arch/arm/mach-s5p64x0/clock-s5p6440.c12
-rw-r--r--arch/arm/mach-s5p64x0/clock-s5p6450.c12
-rw-r--r--arch/arm/mach-s5p64x0/setup-spi.c16
-rw-r--r--arch/arm/mach-s5pc100/clock.c30
-rw-r--r--arch/arm/mach-s5pc100/setup-spi.c22
-rw-r--r--arch/arm/mach-s5pv210/clock.c14
-rw-r--r--arch/arm/mach-s5pv210/setup-spi.c15
-rw-r--r--arch/arm/plat-samsung/include/plat/s3c64xx-spi.h15
-rw-r--r--drivers/spi/spi-s3c64xx.c150
17 files changed, 181 insertions, 198 deletions
diff --git a/arch/arm/mach-exynos/clock-exynos4.c b/arch/arm/mach-exynos/clock-exynos4.c
index bcb7db453145..10a46a9f0ea7 100644
--- a/arch/arm/mach-exynos/clock-exynos4.c
+++ b/arch/arm/mach-exynos/clock-exynos4.c
@@ -586,17 +586,17 @@ static struct clk exynos4_init_clocks_off[] = {
.ctrlbit = (1 << 13),
}, {
.name = "spi",
- .devname = "s3c64xx-spi.0",
+ .devname = "exynos4210-spi.0",
.enable = exynos4_clk_ip_peril_ctrl,
.ctrlbit = (1 << 16),
}, {
.name = "spi",
- .devname = "s3c64xx-spi.1",
+ .devname = "exynos4210-spi.1",
.enable = exynos4_clk_ip_peril_ctrl,
.ctrlbit = (1 << 17),
}, {
.name = "spi",
- .devname = "s3c64xx-spi.2",
+ .devname = "exynos4210-spi.2",
.enable = exynos4_clk_ip_peril_ctrl,
.ctrlbit = (1 << 18),
}, {
@@ -1245,7 +1245,7 @@ static struct clksrc_clk exynos4_clk_sclk_mmc3 = {
static struct clksrc_clk exynos4_clk_sclk_spi0 = {
.clk = {
.name = "sclk_spi",
- .devname = "s3c64xx-spi.0",
+ .devname = "exynos4210-spi.0",
.enable = exynos4_clksrc_mask_peril1_ctrl,
.ctrlbit = (1 << 16),
},
@@ -1257,7 +1257,7 @@ static struct clksrc_clk exynos4_clk_sclk_spi0 = {
static struct clksrc_clk exynos4_clk_sclk_spi1 = {
.clk = {
.name = "sclk_spi",
- .devname = "s3c64xx-spi.1",
+ .devname = "exynos4210-spi.1",
.enable = exynos4_clksrc_mask_peril1_ctrl,
.ctrlbit = (1 << 20),
},
@@ -1269,7 +1269,7 @@ static struct clksrc_clk exynos4_clk_sclk_spi1 = {
static struct clksrc_clk exynos4_clk_sclk_spi2 = {
.clk = {
.name = "sclk_spi",
- .devname = "s3c64xx-spi.2",
+ .devname = "exynos4210-spi.2",
.enable = exynos4_clksrc_mask_peril1_ctrl,
.ctrlbit = (1 << 24),
},
@@ -1347,9 +1347,9 @@ static struct clk_lookup exynos4_clk_lookup[] = {
CLKDEV_INIT("dma-pl330.0", "apb_pclk", &exynos4_clk_pdma0),
CLKDEV_INIT("dma-pl330.1", "apb_pclk", &exynos4_clk_pdma1),
CLKDEV_INIT("dma-pl330.2", "apb_pclk", &exynos4_clk_mdma1),
- CLKDEV_INIT("s3c64xx-spi.0", "spi_busclk0", &exynos4_clk_sclk_spi0.clk),
- CLKDEV_INIT("s3c64xx-spi.1", "spi_busclk0", &exynos4_clk_sclk_spi1.clk),
- CLKDEV_INIT("s3c64xx-spi.2", "spi_busclk0", &exynos4_clk_sclk_spi2.clk),
+ CLKDEV_INIT("exynos4210-spi.0", "spi_busclk0", &exynos4_clk_sclk_spi0.clk),
+ CLKDEV_INIT("exynos4210-spi.1", "spi_busclk0", &exynos4_clk_sclk_spi1.clk),
+ CLKDEV_INIT("exynos4210-spi.2", "spi_busclk0", &exynos4_clk_sclk_spi2.clk),
};
static int xtal_rate;
diff --git a/arch/arm/mach-exynos/setup-spi.c b/arch/arm/mach-exynos/setup-spi.c
index 833ff40ee0e8..a71ec4db4cf4 100644
--- a/arch/arm/mach-exynos/setup-spi.c
+++ b/arch/arm/mach-exynos/setup-spi.c
@@ -12,17 +12,8 @@
#include <linux/platform_device.h>
#include <plat/gpio-cfg.h>
-#include <plat/s3c64xx-spi.h>
#ifdef CONFIG_S3C64XX_DEV_SPI0
-struct s3c64xx_spi_info s3c64xx_spi0_pdata __initdata = {
- .fifo_lvl_mask = 0x1ff,
- .rx_lvl_offset = 15,
- .high_speed = 1,
- .clk_from_cmu = true,
- .tx_st_done = 25,
-};
-
int s3c64xx_spi0_cfg_gpio(struct platform_device *dev)
{
s3c_gpio_cfgpin(EXYNOS4_GPB(0), S3C_GPIO_SFN(2));
@@ -34,14 +25,6 @@ int s3c64xx_spi0_cfg_gpio(struct platform_device *dev)
#endif
#ifdef CONFIG_S3C64XX_DEV_SPI1
-struct s3c64xx_spi_info s3c64xx_spi1_pdata __initdata = {
- .fifo_lvl_mask = 0x7f,
- .rx_lvl_offset = 15,
- .high_speed = 1,
- .clk_from_cmu = true,
- .tx_st_done = 25,
-};
-
int s3c64xx_spi1_cfg_gpio(struct platform_device *dev)
{
s3c_gpio_cfgpin(EXYNOS4_GPB(4), S3C_GPIO_SFN(2));
@@ -53,14 +36,6 @@ int s3c64xx_spi1_cfg_gpio(struct platform_device *dev)
#endif
#ifdef CONFIG_S3C64XX_DEV_SPI2
-struct s3c64xx_spi_info s3c64xx_spi2_pdata __initdata = {
- .fifo_lvl_mask = 0x7f,
- .rx_lvl_offset = 15,
- .high_speed = 1,
- .clk_from_cmu = true,
- .tx_st_done = 25,
-};
-
int s3c64xx_spi2_cfg_gpio(struct platform_device *dev)
{
s3c_gpio_cfgpin(EXYNOS4_GPC1(1), S3C_GPIO_SFN(5));
diff --git a/arch/arm/mach-s3c24xx/clock-s3c2416.c b/arch/arm/mach-s3c24xx/clock-s3c2416.c
index 8702ecfaab30..14a81c2317a4 100644
--- a/arch/arm/mach-s3c24xx/clock-s3c2416.c
+++ b/arch/arm/mach-s3c24xx/clock-s3c2416.c
@@ -144,7 +144,8 @@ static struct clk_lookup s3c2416_clk_lookup[] = {
CLKDEV_INIT("s3c-sdhci.0", "mmc_busclk.0", &hsmmc0_clk),
CLKDEV_INIT("s3c-sdhci.0", "mmc_busclk.2", &hsmmc_mux0.clk),
CLKDEV_INIT("s3c-sdhci.1", "mmc_busclk.2", &hsmmc_mux1.clk),
- CLKDEV_INIT("s3c64xx-spi.0", "spi_busclk2", &hsspi_mux.clk),
+ /* s3c2443-spi.0 is used on s3c2416 and s3c2450 as well */
+ CLKDEV_INIT("s3c2443-spi.0", "spi_busclk2", &hsspi_mux.clk),
};
void __init s3c2416_init_clocks(int xtal)
diff --git a/arch/arm/mach-s3c24xx/clock-s3c2443.c b/arch/arm/mach-s3c24xx/clock-s3c2443.c
index a4c5a520d994..7f689ce1be61 100644
--- a/arch/arm/mach-s3c24xx/clock-s3c2443.c
+++ b/arch/arm/mach-s3c24xx/clock-s3c2443.c
@@ -181,7 +181,7 @@ static struct clk *clks[] __initdata = {
static struct clk_lookup s3c2443_clk_lookup[] = {
CLKDEV_INIT("s3c-sdhci.1", "mmc_busclk.2", &clk_hsmmc),
- CLKDEV_INIT("s3c64xx-spi.0", "spi_busclk2", &clk_hsspi.clk),
+ CLKDEV_INIT("s3c2443-spi.0", "spi_busclk2", &clk_hsspi.clk),
};
void __init s3c2443_init_clocks(int xtal)
diff --git a/arch/arm/mach-s3c24xx/common-s3c2443.c b/arch/arm/mach-s3c24xx/common-s3c2443.c
index aeeb2be283fa..aeb4a24ff3ed 100644
--- a/arch/arm/mach-s3c24xx/common-s3c2443.c
+++ b/arch/arm/mach-s3c24xx/common-s3c2443.c
@@ -559,7 +559,7 @@ static struct clk hsmmc1_clk = {
static struct clk hsspi_clk = {
.name = "spi",
- .devname = "s3c64xx-spi.0",
+ .devname = "s3c2443-spi.0",
.parent = &clk_p,
.enable = s3c2443_clkcon_enable_p,
.ctrlbit = S3C2443_PCLKCON_HSSPI,
@@ -633,7 +633,7 @@ static struct clk_lookup s3c2443_clk_lookup[] = {
CLKDEV_INIT(NULL, "clk_uart_baud2", &clk_p),
CLKDEV_INIT(NULL, "clk_uart_baud3", &clk_esys_uart.clk),
CLKDEV_INIT("s3c-sdhci.1", "mmc_busclk.0", &hsmmc1_clk),
- CLKDEV_INIT("s3c64xx-spi.0", "spi_busclk0", &hsspi_clk),
+ CLKDEV_INIT("s3c2443-spi.0", "spi_busclk0", &hsspi_clk),
};
void __init s3c2443_common_init_clocks(int xtal, pll_fn get_mpll,
diff --git a/arch/arm/mach-s3c24xx/setup-spi.c b/arch/arm/mach-s3c24xx/setup-spi.c
index 5712c85f39b1..42abe157f98f 100644
--- a/arch/arm/mach-s3c24xx/setup-spi.c
+++ b/arch/arm/mach-s3c24xx/setup-spi.c
@@ -13,19 +13,11 @@
#include <linux/platform_device.h>
#include <plat/gpio-cfg.h>
-#include <plat/s3c64xx-spi.h>
#include <mach/hardware.h>
#include <mach/regs-gpio.h>
#ifdef CONFIG_S3C64XX_DEV_SPI0
-struct s3c64xx_spi_info s3c64xx_spi0_pdata __initdata = {
- .fifo_lvl_mask = 0x7f,
- .rx_lvl_offset = 13,
- .tx_st_done = 21,
- .high_speed = 1,
-};
-
int s3c64xx_spi0_cfg_gpio(struct platform_device *pdev)
{
/* enable hsspi bit in misccr */
diff --git a/arch/arm/mach-s3c64xx/clock.c b/arch/arm/mach-s3c64xx/clock.c
index 52f079a691cb..28041e83dc82 100644
--- a/arch/arm/mach-s3c64xx/clock.c
+++ b/arch/arm/mach-s3c64xx/clock.c
@@ -178,13 +178,13 @@ static struct clk init_clocks_off[] = {
.ctrlbit = S3C_CLKCON_PCLK_KEYPAD,
}, {
.name = "spi",
- .devname = "s3c64xx-spi.0",
+ .devname = "s3c6410-spi.0",
.parent = &clk_p,
.enable = s3c64xx_pclk_ctrl,
.ctrlbit = S3C_CLKCON_PCLK_SPI0,
}, {
.name = "spi",
- .devname = "s3c64xx-spi.1",
+ .devname = "s3c6410-spi.1",
.parent = &clk_p,
.enable = s3c64xx_pclk_ctrl,
.ctrlbit = S3C_CLKCON_PCLK_SPI1,
@@ -331,7 +331,7 @@ static struct clk init_clocks_off[] = {
static struct clk clk_48m_spi0 = {
.name = "spi_48m",
- .devname = "s3c64xx-spi.0",
+ .devname = "s3c6410-spi.0",
.parent = &clk_48m,
.enable = s3c64xx_sclk_ctrl,
.ctrlbit = S3C_CLKCON_SCLK_SPI0_48,
@@ -339,7 +339,7 @@ static struct clk clk_48m_spi0 = {
static struct clk clk_48m_spi1 = {
.name = "spi_48m",
- .devname = "s3c64xx-spi.1",
+ .devname = "s3c6410-spi.1",
.parent = &clk_48m,
.enable = s3c64xx_sclk_ctrl,
.ctrlbit = S3C_CLKCON_SCLK_SPI1_48,
@@ -802,7 +802,7 @@ static struct clksrc_clk clk_sclk_mmc2 = {
static struct clksrc_clk clk_sclk_spi0 = {
.clk = {
.name = "spi-bus",
- .devname = "s3c64xx-spi.0",
+ .devname = "s3c6410-spi.0",
.ctrlbit = S3C_CLKCON_SCLK_SPI0,
.enable = s3c64xx_sclk_ctrl,
},
@@ -814,7 +814,7 @@ static struct clksrc_clk clk_sclk_spi0 = {
static struct clksrc_clk clk_sclk_spi1 = {
.clk = {
.name = "spi-bus",
- .devname = "s3c64xx-spi.1",
+ .devname = "s3c6410-spi.1",
.ctrlbit = S3C_CLKCON_SCLK_SPI1,
.enable = s3c64xx_sclk_ctrl,
},
@@ -858,10 +858,10 @@ static struct clk_lookup s3c64xx_clk_lookup[] = {
CLKDEV_INIT("s3c-sdhci.1", "mmc_busclk.2", &clk_sclk_mmc1.clk),
CLKDEV_INIT("s3c-sdhci.2", "mmc_busclk.2", &clk_sclk_mmc2.clk),
CLKDEV_INIT(NULL, "spi_busclk0", &clk_p),
- CLKDEV_INIT("s3c64xx-spi.0", "spi_busclk1", &clk_sclk_spi0.clk),
- CLKDEV_INIT("s3c64xx-spi.0", "spi_busclk2", &clk_48m_spi0),
- CLKDEV_INIT("s3c64xx-spi.1", "spi_busclk1", &clk_sclk_spi1.clk),
- CLKDEV_INIT("s3c64xx-spi.1", "spi_busclk2", &clk_48m_spi1),
+ CLKDEV_INIT("s3c6410-spi.0", "spi_busclk1", &clk_sclk_spi0.clk),
+ CLKDEV_INIT("s3c6410-spi.0", "spi_busclk2", &clk_48m_spi0),
+ CLKDEV_INIT("s3c6410-spi.1", "spi_busclk1", &clk_sclk_spi1.clk),
+ CLKDEV_INIT("s3c6410-spi.1", "spi_busclk2", &clk_48m_spi1),
};
#define GET_DIV(clk, field) ((((clk) & field##_MASK) >> field##_SHIFT) + 1)
diff --git a/arch/arm/mach-s3c64xx/setup-spi.c b/arch/arm/mach-s3c64xx/setup-spi.c
index d9592ad7a825..ff999d95b370 100644
--- a/arch/arm/mach-s3c64xx/setup-spi.c
+++ b/arch/arm/mach-s3c64xx/setup-spi.c
@@ -12,15 +12,8 @@
#include <linux/platform_device.h>
#include <plat/gpio-cfg.h>
-#include <plat/s3c64xx-spi.h>
#ifdef CONFIG_S3C64XX_DEV_SPI0
-struct s3c64xx_spi_info s3c64xx_spi0_pdata __initdata = {
- .fifo_lvl_mask = 0x7f,
- .rx_lvl_offset = 13,
- .tx_st_done = 21,
-};
-
int s3c64xx_spi0_cfg_gpio(struct platform_device *dev)
{
s3c_gpio_cfgall_range(S3C64XX_GPC(0), 3,
@@ -30,12 +23,6 @@ int s3c64xx_spi0_cfg_gpio(struct platform_device *dev)
#endif
#ifdef CONFIG_S3C64XX_DEV_SPI1
-struct s3c64xx_spi_info s3c64xx_spi1_pdata __initdata = {
- .fifo_lvl_mask = 0x7f,
- .rx_lvl_offset = 13,
- .tx_st_done = 21,
-};
-
int s3c64xx_spi1_cfg_gpio(struct platform_device *dev)
{
s3c_gpio_cfgall_range(S3C64XX_GPC(4), 3,
diff --git a/arch/arm/mach-s5p64x0/clock-s5p6440.c b/arch/arm/mach-s5p64x0/clock-s5p6440.c
index ee1e8e7f5631..000445596ec4 100644
--- a/arch/arm/mach-s5p64x0/clock-s5p6440.c
+++ b/arch/arm/mach-s5p64x0/clock-s5p6440.c
@@ -227,13 +227,13 @@ static struct clk init_clocks_off[] = {
.ctrlbit = (1 << 17),
}, {
.name = "spi",
- .devname = "s3c64xx-spi.0",
+ .devname = "s5p64x0-spi.0",
.parent = &clk_pclk_low.clk,
.enable = s5p64x0_pclk_ctrl,
.ctrlbit = (1 << 21),
}, {
.name = "spi",
- .devname = "s3c64xx-spi.1",
+ .devname = "s5p64x0-spi.1",
.parent = &clk_pclk_low.clk,
.enable = s5p64x0_pclk_ctrl,
.ctrlbit = (1 << 22),
@@ -467,7 +467,7 @@ static struct clksrc_clk clk_sclk_uclk = {
static struct clksrc_clk clk_sclk_spi0 = {
.clk = {
.name = "sclk_spi",
- .devname = "s3c64xx-spi.0",
+ .devname = "s5p64x0-spi.0",
.ctrlbit = (1 << 20),
.enable = s5p64x0_sclk_ctrl,
},
@@ -479,7 +479,7 @@ static struct clksrc_clk clk_sclk_spi0 = {
static struct clksrc_clk clk_sclk_spi1 = {
.clk = {
.name = "sclk_spi",
- .devname = "s3c64xx-spi.1",
+ .devname = "s5p64x0-spi.1",
.ctrlbit = (1 << 21),
.enable = s5p64x0_sclk_ctrl,
},
@@ -519,8 +519,8 @@ static struct clk_lookup s5p6440_clk_lookup[] = {
CLKDEV_INIT(NULL, "clk_uart_baud2", &clk_pclk_low.clk),
CLKDEV_INIT(NULL, "clk_uart_baud3", &clk_sclk_uclk.clk),
CLKDEV_INIT(NULL, "spi_busclk0", &clk_p),
- CLKDEV_INIT("s3c64xx-spi.0", "spi_busclk1", &clk_sclk_spi0.clk),
- CLKDEV_INIT("s3c64xx-spi.1", "spi_busclk1", &clk_sclk_spi1.clk),
+ CLKDEV_INIT("s5p64x0-spi.0", "spi_busclk1", &clk_sclk_spi0.clk),
+ CLKDEV_INIT("s5p64x0-spi.1", "spi_busclk1", &clk_sclk_spi1.clk),
CLKDEV_INIT("s3c-sdhci.0", "mmc_busclk.2", &clk_sclk_mmc0.clk),
CLKDEV_INIT("s3c-sdhci.1", "mmc_busclk.2", &clk_sclk_mmc1.clk),
CLKDEV_INIT("s3c-sdhci.2", "mmc_busclk.2", &clk_sclk_mmc2.clk),
diff --git a/arch/arm/mach-s5p64x0/clock-s5p6450.c b/arch/arm/mach-s5p64x0/clock-s5p6450.c
index dae6a13f43bb..f3e0ef3d27c9 100644
--- a/arch/arm/mach-s5p64x0/clock-s5p6450.c
+++ b/arch/arm/mach-s5p64x0/clock-s5p6450.c
@@ -236,13 +236,13 @@ static struct clk init_clocks_off[] = {
.ctrlbit = (1 << 17),
}, {
.name = "spi",
- .devname = "s3c64xx-spi.0",
+ .devname = "s5p64x0-spi.0",
.parent = &clk_pclk_low.clk,
.enable = s5p64x0_pclk_ctrl,
.ctrlbit = (1 << 21),
}, {
.name = "spi",
- .devname = "s3c64xx-spi.1",
+ .devname = "s5p64x0-spi.1",
.parent = &clk_pclk_low.clk,
.enable = s5p64x0_pclk_ctrl,
.ctrlbit = (1 << 22),
@@ -528,7 +528,7 @@ static struct clksrc_clk clk_sclk_uclk = {
static struct clksrc_clk clk_sclk_spi0 = {
.clk = {
.name = "sclk_spi",
- .devname = "s3c64xx-spi.0",
+ .devname = "s5p64x0-spi.0",
.ctrlbit = (1 << 20),
.enable = s5p64x0_sclk_ctrl,
},
@@ -540,7 +540,7 @@ static struct clksrc_clk clk_sclk_spi0 = {
static struct clksrc_clk clk_sclk_spi1 = {
.clk = {
.name = "sclk_spi",
- .devname = "s3c64xx-spi.1",
+ .devname = "s5p64x0-spi.1",
.ctrlbit = (1 << 21),
.enable = s5p64x0_sclk_ctrl,
},
@@ -562,8 +562,8 @@ static struct clk_lookup s5p6450_clk_lookup[] = {
CLKDEV_INIT(NULL, "clk_uart_baud2", &clk_pclk_low.clk),
CLKDEV_INIT(NULL, "clk_uart_baud3", &clk_sclk_uclk.clk),
CLKDEV_INIT(NULL, "spi_busclk0", &clk_p),
- CLKDEV_INIT("s3c64xx-spi.0", "spi_busclk1", &clk_sclk_spi0.clk),
- CLKDEV_INIT("s3c64xx-spi.1", "spi_busclk1", &clk_sclk_spi1.clk),
+ CLKDEV_INIT("s5p64x0-spi.0", "spi_busclk1", &clk_sclk_spi0.clk),
+ CLKDEV_INIT("s5p64x0-spi.1", "spi_busclk1", &clk_sclk_spi1.clk),
CLKDEV_INIT("s3c-sdhci.0", "mmc_busclk.2", &clk_sclk_mmc0.clk),
CLKDEV_INIT("s3c-sdhci.1", "mmc_busclk.2", &clk_sclk_mmc1.clk),
CLKDEV_INIT("s3c-sdhci.2", "mmc_busclk.2", &clk_sclk_mmc2.clk),
diff --git a/arch/arm/mach-s5p64x0/setup-spi.c b/arch/arm/mach-s5p64x0/setup-spi.c
index e9b841240352..1cf84b524698 100644
--- a/arch/arm/mach-s5p64x0/setup-spi.c
+++ b/arch/arm/mach-s5p64x0/setup-spi.c
@@ -10,19 +10,9 @@
#include <linux/gpio.h>
#include <linux/platform_device.h>
-#include <linux/io.h>
-
#include <plat/gpio-cfg.h>
-#include <plat/cpu.h>
-#include <plat/s3c64xx-spi.h>
#ifdef CONFIG_S3C64XX_DEV_SPI0
-struct s3c64xx_spi_info s3c64xx_spi0_pdata __initdata = {
- .fifo_lvl_mask = 0x1ff,
- .rx_lvl_offset = 15,
- .tx_st_done = 25,
-};
-
int s3c64xx_spi0_cfg_gpio(struct platform_device *dev)
{
if (soc_is_s5p6450())
@@ -36,12 +26,6 @@ int s3c64xx_spi0_cfg_gpio(struct platform_device *dev)
#endif
#ifdef CONFIG_S3C64XX_DEV_SPI1
-struct s3c64xx_spi_info s3c64xx_spi1_pdata __initdata = {
- .fifo_lvl_mask = 0x7f,
- .rx_lvl_offset = 15,
- .tx_st_done = 25,
-};
-
int s3c64xx_spi1_cfg_gpio(struct platform_device *dev)
{
if (soc_is_s5p6450())
diff --git a/arch/arm/mach-s5pc100/clock.c b/arch/arm/mach-s5pc100/clock.c
index 16eca4ea2010..926219791f0d 100644
--- a/arch/arm/mach-s5pc100/clock.c
+++ b/arch/arm/mach-s5pc100/clock.c
@@ -564,19 +564,19 @@ static struct clk init_clocks_off[] = {
.ctrlbit = (1 << 5),
}, {
.name = "spi",
- .devname = "s3c64xx-spi.0",
+ .devname = "s5pc100-spi.0",
.parent = &clk_div_d1_bus.clk,
.enable = s5pc100_d1_4_ctrl,
.ctrlbit = (1 << 6),
}, {
.name = "spi",
- .devname = "s3c64xx-spi.1",
+ .devname = "s5pc100-spi.1",
.parent = &clk_div_d1_bus.clk,
.enable = s5pc100_d1_4_ctrl,
.ctrlbit = (1 << 7),
}, {
.name = "spi",
- .devname = "s3c64xx-spi.2",
+ .devname = "s5pc100-spi.2",
.parent = &clk_div_d1_bus.clk,
.enable = s5pc100_d1_4_ctrl,
.ctrlbit = (1 << 8),
@@ -702,7 +702,7 @@ static struct clk clk_hsmmc0 = {
static struct clk clk_48m_spi0 = {
.name = "spi_48m",
- .devname = "s3c64xx-spi.0",
+ .devname = "s5pc100-spi.0",
.parent = &clk_mout_48m.clk,
.enable = s5pc100_sclk0_ctrl,
.ctrlbit = (1 << 7),
@@ -710,7 +710,7 @@ static struct clk clk_48m_spi0 = {
static struct clk clk_48m_spi1 = {
.name = "spi_48m",
- .devname = "s3c64xx-spi.1",
+ .devname = "s5pc100-spi.1",
.parent = &clk_mout_48m.clk,
.enable = s5pc100_sclk0_ctrl,
.ctrlbit = (1 << 8),
@@ -718,7 +718,7 @@ static struct clk clk_48m_spi1 = {
static struct clk clk_48m_spi2 = {
.name = "spi_48m",
- .devname = "s3c64xx-spi.2",
+ .devname = "s5pc100-spi.2",
.parent = &clk_mout_48m.clk,
.enable = s5pc100_sclk0_ctrl,
.ctrlbit = (1 << 9),
@@ -1085,7 +1085,7 @@ static struct clksrc_clk clk_sclk_mmc2 = {
static struct clksrc_clk clk_sclk_spi0 = {
.clk = {
.name = "sclk_spi",
- .devname = "s3c64xx-spi.0",
+ .devname = "s5pc100-spi.0",
.ctrlbit = (1 << 4),
.enable = s5pc100_sclk0_ctrl,
},
@@ -1097,7 +1097,7 @@ static struct clksrc_clk clk_sclk_spi0 = {
static struct clksrc_clk clk_sclk_spi1 = {
.clk = {
.name = "sclk_spi",
- .devname = "s3c64xx-spi.1",
+ .devname = "s5pc100-spi.1",
.ctrlbit = (1 << 5),
.enable = s5pc100_sclk0_ctrl,
},
@@ -1109,7 +1109,7 @@ static struct clksrc_clk clk_sclk_spi1 = {
static struct clksrc_clk clk_sclk_spi2 = {
.clk = {
.name = "sclk_spi",
- .devname = "s3c64xx-spi.2",
+ .devname = "s5pc100-spi.2",
.ctrlbit = (1 << 6),
.enable = s5pc100_sclk0_ctrl,
},
@@ -1315,12 +1315,12 @@ static struct clk_lookup s5pc100_clk_lookup[] = {
CLKDEV_INIT("s3c-sdhci.1", "mmc_busclk.2", &clk_sclk_mmc1.clk),
CLKDEV_INIT("s3c-sdhci.2", "mmc_busclk.2", &clk_sclk_mmc2.clk),
CLKDEV_INIT(NULL, "spi_busclk0", &clk_p),
- CLKDEV_INIT("s3c64xx-spi.0", "spi_busclk1", &clk_48m_spi0),
- CLKDEV_INIT("s3c64xx-spi.0", "spi_busclk2", &clk_sclk_spi0.clk),
- CLKDEV_INIT("s3c64xx-spi.1", "spi_busclk1", &clk_48m_spi1),
- CLKDEV_INIT("s3c64xx-spi.1", "spi_busclk2", &clk_sclk_spi1.clk),
- CLKDEV_INIT("s3c64xx-spi.2", "spi_busclk1", &clk_48m_spi2),
- CLKDEV_INIT("s3c64xx-spi.2", "spi_busclk2", &clk_sclk_spi2.clk),
+ CLKDEV_INIT("s5pc100-spi.0", "spi_busclk1", &clk_48m_spi0),
+ CLKDEV_INIT("s5pc100-spi.0", "spi_busclk2", &clk_sclk_spi0.clk),
+ CLKDEV_INIT("s5pc100-spi.1", "spi_busclk1", &clk_48m_spi1),
+ CLKDEV_INIT("s5pc100-spi.1", "spi_busclk2", &clk_sclk_spi1.clk),
+ CLKDEV_INIT("s5pc100-spi.2", "spi_busclk1", &clk_48m_spi2),
+ CLKDEV_INIT("s5pc100-spi.2", "spi_busclk2", &clk_sclk_spi2.clk),
};
void __init s5pc100_register_clocks(void)
diff --git a/arch/arm/mach-s5pc100/setup-spi.c b/arch/arm/mach-s5pc100/setup-spi.c
index 431a6f747caa..4b42718948a4 100644
--- a/arch/arm/mach-s5pc100/setup-spi.c
+++ b/arch/arm/mach-s5pc100/setup-spi.c
@@ -12,16 +12,8 @@
#include <linux/platform_device.h>
#include <plat/gpio-cfg.h>
-#include <plat/s3c64xx-spi.h>
#ifdef CONFIG_S3C64XX_DEV_SPI0
-struct s3c64xx_spi_info s3c64xx_spi0_pdata __initdata = {
- .fifo_lvl_mask = 0x7f,
- .rx_lvl_offset = 13,
- .high_speed = 1,
- .tx_st_done = 21,
-};
-
int s3c64xx_spi0_cfg_gpio(struct platform_device *dev)
{
s3c_gpio_cfgall_range(S5PC100_GPB(0), 3,
@@ -31,13 +23,6 @@ int s3c64xx_spi0_cfg_gpio(struct platform_device *dev)
#endif
#ifdef CONFIG_S3C64XX_DEV_SPI1
-struct s3c64xx_spi_info s3c64xx_spi1_pdata __initdata = {
- .fifo_lvl_mask = 0x7f,
- .rx_lvl_offset = 13,
- .high_speed = 1,
- .tx_st_done = 21,
-};
-
int s3c64xx_spi1_cfg_gpio(struct platform_device *dev)
{
s3c_gpio_cfgall_range(S5PC100_GPB(4), 3,
@@ -47,13 +32,6 @@ int s3c64xx_spi1_cfg_gpio(struct platform_device *dev)
#endif
#ifdef CONFIG_S3C64XX_DEV_SPI2
-struct s3c64xx_spi_info s3c64xx_spi2_pdata __initdata = {
- .fifo_lvl_mask = 0x7f,
- .rx_lvl_offset = 13,
- .high_speed = 1,
- .tx_st_done = 21,
-};
-
int s3c64xx_spi2_cfg_gpio(struct platform_device *dev)
{
s3c_gpio_cfgpin(S5PC100_GPG3(0), S3C_GPIO_SFN(3));
diff --git a/arch/arm/mach-s5pv210/clock.c b/arch/arm/mach-s5pv210/clock.c
index 09609d50961d..fcdf52dbcc49 100644
--- a/arch/arm/mach-s5pv210/clock.c
+++ b/arch/arm/mach-s5pv210/clock.c
@@ -445,19 +445,19 @@ static struct clk init_clocks_off[] = {
.ctrlbit = (1 << 11),
}, {
.name = "spi",
- .devname = "s3c64xx-spi.0",
+ .devname = "s5pv210-spi.0",
.parent = &clk_pclk_psys.clk,
.enable = s5pv210_clk_ip3_ctrl,
.ctrlbit = (1<<12),
}, {
.name = "spi",
- .devname = "s3c64xx-spi.1",
+ .devname = "s5pv210-spi.1",
.parent = &clk_pclk_psys.clk,
.enable = s5pv210_clk_ip3_ctrl,
.ctrlbit = (1<<13),
}, {
.name = "spi",
- .devname = "s3c64xx-spi.2",
+ .devname = "s5pv210-spi.2",
.parent = &clk_pclk_psys.clk,
.enable = s5pv210_clk_ip3_ctrl,
.ctrlbit = (1<<14),
@@ -1035,7 +1035,7 @@ static struct clksrc_clk clk_sclk_mmc3 = {
static struct clksrc_clk clk_sclk_spi0 = {
.clk = {
.name = "sclk_spi",
- .devname = "s3c64xx-spi.0",
+ .devname = "s5pv210-spi.0",
.enable = s5pv210_clk_mask0_ctrl,
.ctrlbit = (1 << 16),
},
@@ -1047,7 +1047,7 @@ static struct clksrc_clk clk_sclk_spi0 = {
static struct clksrc_clk clk_sclk_spi1 = {
.clk = {
.name = "sclk_spi",
- .devname = "s3c64xx-spi.1",
+ .devname = "s5pv210-spi.1",
.enable = s5pv210_clk_mask0_ctrl,
.ctrlbit = (1 << 17),
},
@@ -1331,8 +1331,8 @@ static struct clk_lookup s5pv210_clk_lookup[] = {
CLKDEV_INIT("s3c-sdhci.2", "mmc_busclk.2", &clk_sclk_mmc2.clk),
CLKDEV_INIT("s3c-sdhci.3", "mmc_busclk.2", &clk_sclk_mmc3.clk),
CLKDEV_INIT(NULL, "spi_busclk0", &clk_p),
- CLKDEV_INIT("s3c64xx-spi.0", "spi_busclk1", &clk_sclk_spi0.clk),
- CLKDEV_INIT("s3c64xx-spi.1", "spi_busclk1", &clk_sclk_spi1.clk),
+ CLKDEV_INIT("s5pv210-spi.0", "spi_busclk1", &clk_sclk_spi0.clk),
+ CLKDEV_INIT("s5pv210-spi.1", "spi_busclk1", &clk_sclk_spi1.clk),
};
void __init s5pv210_register_clocks(void)
diff --git a/arch/arm/mach-s5pv210/setup-spi.c b/arch/arm/mach-s5pv210/setup-spi.c
index f43c5048a37d..2cd66a632791 100644
--- a/arch/arm/mach-s5pv210/setup-spi.c
+++ b/arch/arm/mach-s5pv210/setup-spi.c
@@ -12,16 +12,8 @@
#include <linux/platform_device.h>
#include <plat/gpio-cfg.h>
-#include <plat/s3c64xx-spi.h>
#ifdef CONFIG_S3C64XX_DEV_SPI0
-struct s3c64xx_spi_info s3c64xx_spi0_pdata = {
- .fifo_lvl_mask = 0x1ff,
- .rx_lvl_offset = 15,
- .high_speed = 1,
- .tx_st_done = 25,
-};
-
int s3c64xx_spi0_cfg_gpio(struct platform_device *dev)
{
s3c_gpio_cfgpin(S5PV210_GPB(0), S3C_GPIO_SFN(2));
@@ -33,13 +25,6 @@ int s3c64xx_spi0_cfg_gpio(struct platform_device *dev)
#endif
#ifdef CONFIG_S3C64XX_DEV_SPI1
-struct s3c64xx_spi_info s3c64xx_spi1_pdata = {
- .fifo_lvl_mask = 0x7f,
- .rx_lvl_offset = 15,
- .high_speed = 1,
- .tx_st_done = 25,
-};
-
int s3c64xx_spi1_cfg_gpio(struct platform_device *dev)
{
s3c_gpio_cfgpin(S5PV210_GPB(4), S3C_GPIO_SFN(2));
diff --git a/arch/arm/plat-samsung/include/plat/s3c64xx-spi.h b/arch/arm/plat-samsung/include/plat/s3c64xx-spi.h
index fa95e9a00972..4e9b9c314a29 100644
--- a/arch/arm/plat-samsung/include/plat/s3c64xx-spi.h
+++ b/arch/arm/plat-samsung/include/plat/s3c64xx-spi.h
@@ -33,28 +33,13 @@ struct s3c64xx_spi_csinfo {
/**
* struct s3c64xx_spi_info - SPI Controller defining structure
* @src_clk_nr: Clock source index for the CLK_CFG[SPI_CLKSEL] field.
- * @clk_from_cmu: If the SPI clock/prescalar control block is present
- * by the platform's clock-management-unit and not in SPI controller.
* @num_cs: Number of CS this controller emulates.
* @cfg_gpio: Configure pins for this SPI controller.
- * @fifo_lvl_mask: All tx fifo_lvl fields start at offset-6
- * @rx_lvl_offset: Depends on tx fifo_lvl field and bus number
- * @high_speed: If the controller supports HIGH_SPEED_EN bit
- * @tx_st_done: Depends on tx fifo_lvl field
*/
struct s3c64xx_spi_info {
int src_clk_nr;
- bool clk_from_cmu;
-
int num_cs;
-
int (*cfg_gpio)(struct platform_device *pdev);
-
- /* Following two fields are for future compatibility */
- int fifo_lvl_mask;
- int rx_lvl_offset;
- int high_speed;
- int tx_st_done;
};
/**
diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c
index 6e60eecbfc4f..8698618e56fe 100644
--- a/drivers/spi/spi-s3c64xx.c
+++ b/drivers/spi/spi-s3c64xx.c
@@ -31,6 +31,8 @@
#include <mach/dma.h>
#include <plat/s3c64xx-spi.h>
+#define MAX_SPI_PORTS 3
+
/* Registers and bit-fields */
#define S3C64XX_SPI_CH_CFG 0x00
@@ -113,9 +115,12 @@
#define S3C64XX_SPI_FBCLK_MSK (3<<0)
-#define S3C64XX_SPI_ST_TX_DONE(v, i) (((v) & (1 << (i)->tx_st_done)) ? 1 : 0)
-#define TX_FIFO_LVL(v, i) (((v) >> 6) & (i)->fifo_lvl_mask)
-#define RX_FIFO_LVL(v, i) (((v) >> (i)->rx_lvl_offset) & (i)->fifo_lvl_mask)
+#define FIFO_LVL_MASK(i) ((i)->port_conf->fifo_lvl_mask[i->port_id])
+#define S3C64XX_SPI_ST_TX_DONE(v, i) (((v) & \
+ (1 << (i)->port_conf->tx_st_done)) ? 1 : 0)
+#define TX_FIFO_LVL(v, i) (((v) >> 6) & FIFO_LVL_MASK(i))
+#define RX_FIFO_LVL(v, i) (((v) >> (i)->port_conf->rx_lvl_offset) & \
+ FIFO_LVL_MASK(i))
#define S3C64XX_SPI_MAX_TRAILCNT 0x3ff
#define S3C64XX_SPI_TRAILCNT_OFF 19
@@ -134,6 +139,28 @@ struct s3c64xx_spi_dma_data {
};
/**
+ * struct s3c64xx_spi_info - SPI Controller hardware info
+ * @fifo_lvl_mask: Bit-mask for {TX|RX}_FIFO_LVL bits in SPI_STATUS register.
+ * @rx_lvl_offset: Bit offset of RX_FIFO_LVL bits in SPI_STATUS regiter.
+ * @tx_st_done: Bit offset of TX_DONE bit in SPI_STATUS regiter.
+ * @high_speed: True, if the controller supports HIGH_SPEED_EN bit.
+ * @clk_from_cmu: True, if the controller does not include a clock mux and
+ * prescaler unit.
+ *
+ * The Samsung s3c64xx SPI controller are used on various Samsung SoC's but
+ * differ in some aspects such as the size of the fifo and spi bus clock
+ * setup. Such differences are specified to the driver using this structure
+ * which is provided as driver data to the driver.
+ */
+struct s3c64xx_spi_port_config {
+ int fifo_lvl_mask[MAX_SPI_PORTS];
+ int rx_lvl_offset;
+ int tx_st_done;
+ bool high_speed;
+ bool clk_from_cmu;
+};
+
+/**
* struct s3c64xx_spi_driver_data - Runtime info holder for SPI driver.
* @clk: Pointer to the spi clock.
* @src_clk: Pointer to the clock used to generate SPI signals.
@@ -171,6 +198,8 @@ struct s3c64xx_spi_driver_data {
struct s3c64xx_spi_dma_data rx_dma;
struct s3c64xx_spi_dma_data tx_dma;
struct samsung_dma_ops *ops;
+ struct s3c64xx_spi_port_config *port_conf;
+ unsigned int port_id;
};
static struct s3c2410_dma_client s3c64xx_spi_dma_client = {
@@ -179,7 +208,6 @@ static struct s3c2410_dma_client s3c64xx_spi_dma_client = {
static void flush_fifo(struct s3c64xx_spi_driver_data *sdd)
{
- struct s3c64xx_spi_info *sci = sdd->cntrlr_info;
void __iomem *regs = sdd->regs;
unsigned long loops;
u32 val;
@@ -195,7 +223,7 @@ static void flush_fifo(struct s3c64xx_spi_driver_data *sdd)
loops = msecs_to_loops(1);
do {
val = readl(regs + S3C64XX_SPI_STATUS);
- } while (TX_FIFO_LVL(val, sci) && loops--);
+ } while (TX_FIFO_LVL(val, sdd) && loops--);
if (loops == 0)
dev_warn(&sdd->pdev->dev, "Timed out flushing TX FIFO\n");
@@ -204,7 +232,7 @@ static void flush_fifo(struct s3c64xx_spi_driver_data *sdd)
loops = msecs_to_loops(1);
do {
val = readl(regs + S3C64XX_SPI_STATUS);
- if (RX_FIFO_LVL(val, sci))
+ if (RX_FIFO_LVL(val, sdd))
readl(regs + S3C64XX_SPI_RX_DATA);
else
break;
@@ -307,7 +335,6 @@ static void enable_datapath(struct s3c64xx_spi_driver_data *sdd,
struct spi_device *spi,
struct spi_transfer *xfer, int dma_mode)
{
- struct s3c64xx_spi_info *sci = sdd->cntrlr_info;
void __iomem *regs = sdd->regs;
u32 modecfg, chcfg;
@@ -357,7 +384,7 @@ static void enable_datapath(struct s3c64xx_spi_driver_data *sdd,
if (xfer->rx_buf != NULL) {
sdd->state |= RXBUSY;
- if (sci->high_speed && sdd->cur_speed >= 30000000UL
+ if (sdd->port_conf->high_speed && sdd->cur_speed >= 30000000UL
&& !(sdd->cur_mode & SPI_CPHA))
chcfg |= S3C64XX_SPI_CH_HS_EN;
@@ -397,7 +424,6 @@ static inline void enable_cs(struct s3c64xx_spi_driver_data *sdd,
static int wait_for_xfer(struct s3c64xx_spi_driver_data *sdd,
struct spi_transfer *xfer, int dma_mode)
{
- struct s3c64xx_spi_info *sci = sdd->cntrlr_info;
void __iomem *regs = sdd->regs;
unsigned long val;
int ms;
@@ -414,7 +440,7 @@ static int wait_for_xfer(struct s3c64xx_spi_driver_data *sdd,
val = msecs_to_loops(ms);
do {
status = readl(regs + S3C64XX_SPI_STATUS);
- } while (RX_FIFO_LVL(status, sci) < xfer->len && --val);
+ } while (RX_FIFO_LVL(status, sdd) < xfer->len && --val);
}
if (!val)
@@ -433,8 +459,8 @@ static int wait_for_xfer(struct s3c64xx_spi_driver_data *sdd,
if (xfer->rx_buf == NULL) {
val = msecs_to_loops(10);
status = readl(regs + S3C64XX_SPI_STATUS);
- while ((TX_FIFO_LVL(status, sci)
- || !S3C64XX_SPI_ST_TX_DONE(status, sci))
+ while ((TX_FIFO_LVL(status, sdd)
+ || !S3C64XX_SPI_ST_TX_DONE(status, sdd))
&& --val) {
cpu_relax();
status = readl(regs + S3C64XX_SPI_STATUS);
@@ -483,12 +509,11 @@ static inline void disable_cs(struct s3c64xx_spi_driver_data *sdd,
static void s3c64xx_spi_config(struct s3c64xx_spi_driver_data *sdd)
{
- struct s3c64xx_spi_info *sci = sdd->cntrlr_info;
void __iomem *regs = sdd->regs;
u32 val;
/* Disable Clock */
- if (sci->clk_from_cmu) {
+ if (sdd->port_conf->clk_from_cmu) {
clk_disable(sdd->src_clk);
} else {
val = readl(regs + S3C64XX_SPI_CLK_CFG);
@@ -532,7 +557,7 @@ static void s3c64xx_spi_config(struct s3c64xx_spi_driver_data *sdd)
writel(val, regs + S3C64XX_SPI_MODE_CFG);
- if (sci->clk_from_cmu) {
+ if (sdd->port_conf->clk_from_cmu) {
/* Configure Clock */
/* There is half-multiplier before the SPI */
clk_set_rate(sdd->src_clk, sdd->cur_speed * 2);
@@ -558,7 +583,6 @@ static void s3c64xx_spi_config(struct s3c64xx_spi_driver_data *sdd)
static int s3c64xx_spi_map_mssg(struct s3c64xx_spi_driver_data *sdd,
struct spi_message *msg)
{
- struct s3c64xx_spi_info *sci = sdd->cntrlr_info;
struct device *dev = &sdd->pdev->dev;
struct spi_transfer *xfer;
@@ -574,7 +598,7 @@ static int s3c64xx_spi_map_mssg(struct s3c64xx_spi_driver_data *sdd,
/* Map until end or first fail */
list_for_each_entry(xfer, &msg->transfers, transfer_list) {
- if (xfer->len <= ((sci->fifo_lvl_mask >> 1) + 1))
+ if (xfer->len <= ((FIFO_LVL_MASK(sdd) >> 1) + 1))
continue;
if (xfer->tx_buf != NULL) {
@@ -608,7 +632,6 @@ static int s3c64xx_spi_map_mssg(struct s3c64xx_spi_driver_data *sdd,
static void s3c64xx_spi_unmap_mssg(struct s3c64xx_spi_driver_data *sdd,
struct spi_message *msg)
{
- struct s3c64xx_spi_info *sci = sdd->cntrlr_info;
struct device *dev = &sdd->pdev->dev;
struct spi_transfer *xfer;
@@ -617,7 +640,7 @@ static void s3c64xx_spi_unmap_mssg(struct s3c64xx_spi_driver_data *sdd,
list_for_each_entry(xfer, &msg->transfers, transfer_list) {
- if (xfer->len <= ((sci->fifo_lvl_mask >> 1) + 1))
+ if (xfer->len <= ((FIFO_LVL_MASK(sdd) >> 1) + 1))
continue;
if (xfer->rx_buf != NULL
@@ -636,7 +659,6 @@ static int s3c64xx_spi_transfer_one_message(struct spi_master *master,
struct spi_message *msg)
{
struct s3c64xx_spi_driver_data *sdd = spi_master_get_devdata(master);
- struct s3c64xx_spi_info *sci = sdd->cntrlr_info;
struct spi_device *spi = msg->spi;
struct s3c64xx_spi_csinfo *cs = spi->controller_data;
struct spi_transfer *xfer;
@@ -691,7 +713,7 @@ static int s3c64xx_spi_transfer_one_message(struct spi_master *master,
}
/* Polling method for xfers not bigger than FIFO capacity */
- if (xfer->len <= ((sci->fifo_lvl_mask >> 1) + 1))
+ if (xfer->len <= ((FIFO_LVL_MASK(sdd) >> 1) + 1))
use_dma = 0;
else
use_dma = 1;
@@ -845,7 +867,7 @@ static int s3c64xx_spi_setup(struct spi_device *spi)
pm_runtime_get_sync(&sdd->pdev->dev);
/* Check if we can provide the requested rate */
- if (!sci->clk_from_cmu) {
+ if (!sdd->port_conf->clk_from_cmu) {
u32 psr, speed;
/* Max possible */
@@ -926,7 +948,7 @@ static void s3c64xx_spi_hwinit(struct s3c64xx_spi_driver_data *sdd, int channel)
/* Disable Interrupts - we use Polling if not DMA mode */
writel(0, regs + S3C64XX_SPI_INT_EN);
- if (!sci->clk_from_cmu)
+ if (!sdd->port_conf->clk_from_cmu)
writel(sci->src_clk_nr << S3C64XX_SPI_CLKSEL_SRCSHFT,
regs + S3C64XX_SPI_CLK_CFG);
writel(0, regs + S3C64XX_SPI_MODE_CFG);
@@ -947,6 +969,13 @@ static void s3c64xx_spi_hwinit(struct s3c64xx_spi_driver_data *sdd, int channel)
flush_fifo(sdd);
}
+static inline struct s3c64xx_spi_port_config *s3c64xx_spi_get_port_config(
+ struct platform_device *pdev)
+{
+ return (struct s3c64xx_spi_port_config *)
+ platform_get_device_id(pdev)->driver_data;
+}
+
static int __init s3c64xx_spi_probe(struct platform_device *pdev)
{
struct resource *mem_res, *dmatx_res, *dmarx_res;
@@ -1005,6 +1034,7 @@ static int __init s3c64xx_spi_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, master);
sdd = spi_master_get_devdata(master);
+ sdd->port_conf = s3c64xx_spi_get_port_config(pdev);
sdd->master = master;
sdd->cntrlr_info = sci;
sdd->pdev = pdev;
@@ -1013,10 +1043,11 @@ static int __init s3c64xx_spi_probe(struct platform_device *pdev)
sdd->tx_dma.direction = DMA_MEM_TO_DEV;
sdd->rx_dma.dmach = dmarx_res->start;
sdd->rx_dma.direction = DMA_DEV_TO_MEM;
+ sdd->port_id = pdev->id;
sdd->cur_bpw = 8;
- master->bus_num = pdev->id;
+ master->bus_num = sdd->port_id;
master->setup = s3c64xx_spi_setup;
master->prepare_transfer_hardware = s3c64xx_spi_prepare_transfer;
master->transfer_one_message = s3c64xx_spi_transfer_one_message;
@@ -1076,7 +1107,7 @@ static int __init s3c64xx_spi_probe(struct platform_device *pdev)
}
/* Setup Deufult Mode */
- s3c64xx_spi_hwinit(sdd, pdev->id);
+ s3c64xx_spi_hwinit(sdd, sdd->port_id);
spin_lock_init(&sdd->lock);
init_completion(&sdd->xfer_completion);
@@ -1101,7 +1132,7 @@ static int __init s3c64xx_spi_probe(struct platform_device *pdev)
dev_dbg(&pdev->dev, "Samsung SoC SPI Driver loaded for Bus SPI-%d "
"with %d Slaves attached\n",
- pdev->id, master->num_chipselect);
+ sdd->port_id, master->num_chipselect);
dev_dbg(&pdev->dev, "\tIOmem=[0x%x-0x%x]\tDMA=[Rx-%d, Tx-%d]\n",
mem_res->end, mem_res->start,
sdd->rx_dma.dmach, sdd->tx_dma.dmach);
@@ -1194,7 +1225,7 @@ static int s3c64xx_spi_resume(struct device *dev)
clk_enable(sdd->src_clk);
clk_enable(sdd->clk);
- s3c64xx_spi_hwinit(sdd, pdev->id);
+ s3c64xx_spi_hwinit(sdd, sdd->port_id);
spi_master_resume(master);
@@ -1232,6 +1263,70 @@ static const struct dev_pm_ops s3c64xx_spi_pm = {
s3c64xx_spi_runtime_resume, NULL)
};
+struct s3c64xx_spi_port_config s3c2443_spi_port_config = {
+ .fifo_lvl_mask = { 0x7f },
+ .rx_lvl_offset = 13,
+ .tx_st_done = 21,
+ .high_speed = true,
+};
+
+struct s3c64xx_spi_port_config s3c6410_spi_port_config = {
+ .fifo_lvl_mask = { 0x7f, 0x7F },
+ .rx_lvl_offset = 13,
+ .tx_st_done = 21,
+};
+
+struct s3c64xx_spi_port_config s5p64x0_spi_port_config = {
+ .fifo_lvl_mask = { 0x1ff, 0x7F },
+ .rx_lvl_offset = 15,
+ .tx_st_done = 25,
+};
+
+struct s3c64xx_spi_port_config s5pc100_spi_port_config = {
+ .fifo_lvl_mask = { 0x7f, 0x7F },
+ .rx_lvl_offset = 13,
+ .tx_st_done = 21,
+ .high_speed = true,
+};
+
+struct s3c64xx_spi_port_config s5pv210_spi_port_config = {
+ .fifo_lvl_mask = { 0x1ff, 0x7F },
+ .rx_lvl_offset = 15,
+ .tx_st_done = 25,
+ .high_speed = true,
+};
+
+struct s3c64xx_spi_port_config exynos4_spi_port_config = {
+ .fifo_lvl_mask = { 0x1ff, 0x7F, 0x7F },
+ .rx_lvl_offset = 15,
+ .tx_st_done = 25,
+ .high_speed = true,
+ .clk_from_cmu = true,
+};
+
+static struct platform_device_id s3c64xx_spi_driver_ids[] = {
+ {
+ .name = "s3c2443-spi",
+ .driver_data = (kernel_ulong_t)&s3c2443_spi_port_config,
+ }, {
+ .name = "s3c6410-spi",
+ .driver_data = (kernel_ulong_t)&s3c6410_spi_port_config,
+ }, {
+ .name = "s5p64x0-spi",
+ .driver_data = (kernel_ulong_t)&s5p64x0_spi_port_config,
+ }, {
+ .name = "s5pc100-spi",
+ .driver_data = (kernel_ulong_t)&s5pc100_spi_port_config,
+ }, {
+ .name = "s5pv210-spi",
+ .driver_data = (kernel_ulong_t)&s5pv210_spi_port_config,
+ }, {
+ .name = "exynos4210-spi",
+ .driver_data = (kernel_ulong_t)&exynos4_spi_port_config,
+ },
+ { },
+};
+
static struct platform_driver s3c64xx_spi_driver = {
.driver = {
.name = "s3c64xx-spi",
@@ -1239,6 +1334,7 @@ static struct platform_driver s3c64xx_spi_driver = {
.pm = &s3c64xx_spi_pm,
},
.remove = s3c64xx_spi_remove,
+ .id_table = s3c64xx_spi_driver_ids,
};
MODULE_ALIAS("platform:s3c64xx-spi");
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-19 21:49:46 +0100