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authorBen Dooks <ben-linux@fluff.org>2010-01-26 02:38:52 +0100
committerBen Dooks <ben-linux@fluff.org>2010-01-26 02:38:52 +0100
commit2f6c2ac1d945ffc2e343103bdcfccbdb2e2de805 (patch)
tree738e1ead7db6798944179f8eac2c963ff5f72ab6 /arch/arm/mach-s3c64xx
parentARM: S3C64XX: Remove useless IO descriptor from S3C6410 (diff)
downloadlinux-2f6c2ac1d945ffc2e343103bdcfccbdb2e2de805.tar.xz
linux-2f6c2ac1d945ffc2e343103bdcfccbdb2e2de805.zip
ARM: S3C64XX: Squash SDHCI setup into one file
Squash the SDHCI setup for both the S3C6400 and S3C6410 into one file and make the S3C6410 case use the S3C6400 code. Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Diffstat (limited to 'arch/arm/mach-s3c64xx')
-rw-r--r--arch/arm/mach-s3c64xx/Kconfig17
-rw-r--r--arch/arm/mach-s3c64xx/Makefile3
-rw-r--r--arch/arm/mach-s3c64xx/setup-sdhci-s3c6410.c68
-rw-r--r--arch/arm/mach-s3c64xx/setup-sdhci.c (renamed from arch/arm/mach-s3c64xx/setup-sdhci-s3c6400.c)13
4 files changed, 18 insertions, 83 deletions
diff --git a/arch/arm/mach-s3c64xx/Kconfig b/arch/arm/mach-s3c64xx/Kconfig
index 551bb3faa3ac..ce32e4997d76 100644
--- a/arch/arm/mach-s3c64xx/Kconfig
+++ b/arch/arm/mach-s3c64xx/Kconfig
@@ -19,17 +19,12 @@ config CPU_S3C6410
help
Enable S3C6410 CPU support
-config S3C6400_SETUP_SDHCI
- bool
- help
- Internal configuration for default SDHCI
- setup for S3C6400.
-
-config S3C6410_SETUP_SDHCI
- bool
+config S3C64XX_SETUP_SDHCI
select S3C64XX_SETUP_SDHCI_GPIO
+ bool
help
- Internal helper functions for S3C6410 based SDHCI systems
+ Internal configuration for default SDHCI setup for S3C6400 and
+ S3C6410 SoCs.
# S36400 Macchine support
@@ -38,7 +33,7 @@ config MACH_SMDK6400
select CPU_S3C6400
select S3C_DEV_HSMMC
select S3C_DEV_NAND
- select S3C6400_SETUP_SDHCI
+ select S3C64XX_SETUP_SDHCI
help
Machine support for the Samsung SMDK6400
@@ -61,7 +56,7 @@ config MACH_SMDK6410
select S3C_DEV_FB
select S3C_DEV_USB_HOST
select S3C_DEV_USB_HSOTG
- select S3C6410_SETUP_SDHCI
+ select S3C64XX_SETUP_SDHCI
select S3C64XX_SETUP_I2C1
select S3C64XX_SETUP_FB_24BPP
help
diff --git a/arch/arm/mach-s3c64xx/Makefile b/arch/arm/mach-s3c64xx/Makefile
index 24a3bc33da1e..21ddf6b29280 100644
--- a/arch/arm/mach-s3c64xx/Makefile
+++ b/arch/arm/mach-s3c64xx/Makefile
@@ -17,8 +17,7 @@ obj-$(CONFIG_CPU_S3C6410) += s3c6410.o
# setup support
-obj-$(CONFIG_S3C6400_SETUP_SDHCI) += setup-sdhci-s3c6400.o
-obj-$(CONFIG_S3C6410_SETUP_SDHCI) += setup-sdhci-s3c6410.o
+obj-$(CONFIG_S3C64XX_SETUP_SDHCI) += setup-sdhci.o
# Machine support
diff --git a/arch/arm/mach-s3c64xx/setup-sdhci-s3c6410.c b/arch/arm/mach-s3c64xx/setup-sdhci-s3c6410.c
deleted file mode 100644
index 8d714a1f6dc7..000000000000
--- a/arch/arm/mach-s3c64xx/setup-sdhci-s3c6410.c
+++ /dev/null
@@ -1,68 +0,0 @@
-/* linux/arch/arm/mach-s3c64xx/setup-sdhci.c
- *
- * Copyright 2008 Simtec Electronics
- * Copyright 2008 Simtec Electronics
- * Ben Dooks <ben@simtec.co.uk>
- * http://armlinux.simtec.co.uk/
- *
- * S3C6410 - Helper functions for settign up SDHCI device(s) (HSMMC)
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
-*/
-
-#include <linux/kernel.h>
-#include <linux/types.h>
-#include <linux/interrupt.h>
-#include <linux/platform_device.h>
-#include <linux/io.h>
-
-#include <linux/mmc/card.h>
-#include <linux/mmc/host.h>
-
-#include <plat/regs-sdhci.h>
-#include <plat/sdhci.h>
-
-/* clock sources for the mmc bus clock, order as for the ctrl2[5..4] */
-
-char *s3c6410_hsmmc_clksrcs[4] = {
- [0] = "hsmmc",
- [1] = "hsmmc",
- [2] = "mmc_bus",
- /* [3] = "48m", - note not successfully used yet */
-};
-
-
-void s3c6410_setup_sdhci0_cfg_card(struct platform_device *dev,
- void __iomem *r,
- struct mmc_ios *ios,
- struct mmc_card *card)
-{
- u32 ctrl2, ctrl3;
-
- /* don't need to alter anything acording to card-type */
-
- writel(S3C64XX_SDHCI_CONTROL4_DRIVE_9mA, r + S3C64XX_SDHCI_CONTROL4);
-
- ctrl2 = readl(r + S3C_SDHCI_CONTROL2);
- ctrl2 &= S3C_SDHCI_CTRL2_SELBASECLK_MASK;
- ctrl2 |= (S3C64XX_SDHCI_CTRL2_ENSTAASYNCCLR |
- S3C64XX_SDHCI_CTRL2_ENCMDCNFMSK |
- S3C_SDHCI_CTRL2_ENFBCLKRX |
- S3C_SDHCI_CTRL2_DFCNT_NONE |
- S3C_SDHCI_CTRL2_ENCLKOUTHOLD);
-
- if (ios->clock < 25 * 1000000)
- ctrl3 = (S3C_SDHCI_CTRL3_FCSEL3 |
- S3C_SDHCI_CTRL3_FCSEL2 |
- S3C_SDHCI_CTRL3_FCSEL1 |
- S3C_SDHCI_CTRL3_FCSEL0);
- else
- ctrl3 = (S3C_SDHCI_CTRL3_FCSEL1 | S3C_SDHCI_CTRL3_FCSEL0);
-
- printk(KERN_INFO "%s: CTRL 2=%08x, 3=%08x\n", __func__, ctrl2, ctrl3);
- writel(ctrl2, r + S3C_SDHCI_CONTROL2);
- writel(ctrl3, r + S3C_SDHCI_CONTROL3);
-}
-
diff --git a/arch/arm/mach-s3c64xx/setup-sdhci-s3c6400.c b/arch/arm/mach-s3c64xx/setup-sdhci.c
index ec96a5863c0c..1a942037c4ef 100644
--- a/arch/arm/mach-s3c64xx/setup-sdhci-s3c6400.c
+++ b/arch/arm/mach-s3c64xx/setup-sdhci.c
@@ -5,7 +5,7 @@
* Ben Dooks <ben@simtec.co.uk>
* http://armlinux.simtec.co.uk/
*
- * S3C6410 - Helper functions for settign up SDHCI device(s) (HSMMC)
+ * S3C6400/S3C6410 - Helper functions for settign up SDHCI device(s) (HSMMC)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
@@ -26,7 +26,7 @@
/* clock sources for the mmc bus clock, order as for the ctrl2[5..4] */
-char *s3c6400_hsmmc_clksrcs[4] = {
+char *s3c64xx_hsmmc_clksrcs[4] = {
[0] = "hsmmc",
[1] = "hsmmc",
[2] = "mmc_bus",
@@ -61,3 +61,12 @@ void s3c6400_setup_sdhci_cfg_card(struct platform_device *dev,
writel(ctrl3, r + S3C_SDHCI_CONTROL3);
}
+void s3c6410_setup_sdhci_cfg_card(struct platform_device *dev,
+ void __iomem *r,
+ struct mmc_ios *ios,
+ struct mmc_card *card)
+{
+ writel(S3C64XX_SDHCI_CONTROL4_DRIVE_9mA, r + S3C64XX_SDHCI_CONTROL4);
+
+ s3c6400_setup_sdhci_cfg_card(dev, r, ios, card);
+}