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| author | H Hartley Sweeten <hsweeten@visionengravers.com> | 2017-02-15 17:35:25 +0100 |
|---|---|---|
| committer | Alexandre Belloni <alexandre.belloni@free-electrons.com> | 2017-02-21 21:22:59 +0100 |
| commit | 8ccbd360068af1993a9359f1d31db70cf5eb8825 (patch) | |
| tree | 8106745279380a94625c21d1b5f507a74266be07 /arch/arm/mach-orion5x | |
| parent | ARM: Orion5x: ts78xx: remove RTC detection (diff) | |
| download | linux-8ccbd360068af1993a9359f1d31db70cf5eb8825.tar.xz linux-8ccbd360068af1993a9359f1d31db70cf5eb8825.zip | |
ARM: Orion5x: ts78xx: allow rtc-m48t86 to manage it's own resources
The rtc-m48t86 driver can now handle it's own resources and do the
read/write operations internally.
Pass the necessary resources to the driver and remove the m48t86_ops
platform data.
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Acked-By: Alexander Clouter <alex+kernel@digriz.org.uk>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Diffstat (limited to 'arch/arm/mach-orion5x')
| -rw-r--r-- | arch/arm/mach-orion5x/ts78xx-setup.c | 29 |
1 files changed, 7 insertions, 22 deletions
diff --git a/arch/arm/mach-orion5x/ts78xx-setup.c b/arch/arm/mach-orion5x/ts78xx-setup.c index cb4c3747214a..7ef80a8304c0 100644 --- a/arch/arm/mach-orion5x/ts78xx-setup.c +++ b/arch/arm/mach-orion5x/ts78xx-setup.c @@ -16,7 +16,6 @@ #include <linux/platform_device.h> #include <linux/mv643xx_eth.h> #include <linux/ata_platform.h> -#include <linux/platform_data/rtc-m48t86.h> #include <linux/mtd/nand.h> #include <linux/mtd/partitions.h> #include <linux/timeriomem-rng.h> @@ -80,33 +79,19 @@ static struct mv_sata_platform_data ts78xx_sata_data = { /***************************************************************************** * RTC M48T86 - nicked^Wborrowed from arch/arm/mach-ep93xx/ts72xx.c ****************************************************************************/ -#define TS_RTC_CTRL (TS78XX_FPGA_REGS_VIRT_BASE + 0x808) -#define TS_RTC_DATA (TS78XX_FPGA_REGS_VIRT_BASE + 0x80c) +#define TS_RTC_CTRL (TS78XX_FPGA_REGS_PHYS_BASE + 0x808) +#define TS_RTC_DATA (TS78XX_FPGA_REGS_PHYS_BASE + 0x80c) -static unsigned char ts78xx_ts_rtc_readbyte(unsigned long addr) -{ - writeb(addr, TS_RTC_CTRL); - return readb(TS_RTC_DATA); -} - -static void ts78xx_ts_rtc_writebyte(unsigned char value, unsigned long addr) -{ - writeb(addr, TS_RTC_CTRL); - writeb(value, TS_RTC_DATA); -} - -static struct m48t86_ops ts78xx_ts_rtc_ops = { - .readbyte = ts78xx_ts_rtc_readbyte, - .writebyte = ts78xx_ts_rtc_writebyte, +static struct resource ts78xx_ts_rtc_resources[] = { + DEFINE_RES_MEM(TS_RTC_CTRL, 0x01), + DEFINE_RES_MEM(TS_RTC_DATA, 0x01), }; static struct platform_device ts78xx_ts_rtc_device = { .name = "rtc-m48t86", .id = -1, - .dev = { - .platform_data = &ts78xx_ts_rtc_ops, - }, - .num_resources = 0, + .resource = ts78xx_ts_rtc_resources, + .num_resources = ARRAY_SIZE(ts78xx_ts_rtc_resources), }; static int ts78xx_ts_rtc_load(void) |