[PATCH 3/8] ARM: at91: sam9: probe the RAMC driver from pdata
From: Alexandre Belloni <hidden>
Date: 2014-10-21 21:58:33
Also in:
linux-pm, lkml
Subsystem:
arm port, arm/microchip (at91) soc support, the rest · Maintainers:
Russell King, Nicolas Ferre, Alexandre Belloni, Claudiu Beznea, Linus Torvalds
Probe the atmel-sdramc driver from the board files, using platform_data. Signed-off-by: Alexandre Belloni <redacted> --- arch/arm/mach-at91/Kconfig | 2 +- arch/arm/mach-at91/at91sam9260.c | 15 +++++++++++++++ arch/arm/mach-at91/at91sam9261.c | 15 +++++++++++++++ arch/arm/mach-at91/at91sam9263.c | 15 +++++++++++++++ 4 files changed, 46 insertions(+), 1 deletion(-)
diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig
index 0e6d548b70d9..db38e1d4b4fa 100644
--- a/arch/arm/mach-at91/Kconfig
+++ b/arch/arm/mach-at91/Kconfig@@ -48,7 +48,7 @@ config SOC_AT91SAM9 select CPU_ARM926T select GENERIC_CLOCKEVENTS select MEMORY if USE_OF - select ATMEL_SDRAMC if USE_OF + select ATMEL_SDRAMC config SOC_SAMA5 bool
diff --git a/arch/arm/mach-at91/at91sam9260.c b/arch/arm/mach-at91/at91sam9260.c
index aab1f969a7c3..d5a6df9ce570 100644
--- a/arch/arm/mach-at91/at91sam9260.c
+++ b/arch/arm/mach-at91/at91sam9260.c@@ -378,6 +378,20 @@ static struct platform_device rstc_device = { .num_resources = ARRAY_SIZE(rstc_resources), }; +static struct resource ramc_resources[] = { + [0] = { + .start = AT91SAM9260_BASE_SDRAMC, + .end = AT91SAM9260_BASE_SDRAMC + SZ_512 - 1, + .flags = IORESOURCE_MEM, + }, +}; + +static struct platform_device ramc_device = { + .name = "at91-sam9260-ramc", + .resource = ramc_resources, + .num_resources = ARRAY_SIZE(ramc_resources), +}; + static struct resource shdwc_resources[] = { [0] = { .start = AT91SAM9260_BASE_SHDWC,
@@ -394,6 +408,7 @@ static struct platform_device shdwc_device = { static void __init at91sam9260_register_devices(void) { + platform_device_register(&ramc_device); platform_device_register(&rstc_device); platform_device_register(&shdwc_device); }
diff --git a/arch/arm/mach-at91/at91sam9261.c b/arch/arm/mach-at91/at91sam9261.c
index a8bd35963332..1b23a023cca6 100644
--- a/arch/arm/mach-at91/at91sam9261.c
+++ b/arch/arm/mach-at91/at91sam9261.c@@ -337,6 +337,20 @@ static struct platform_device rstc_device = { .num_resources = ARRAY_SIZE(rstc_resources), }; +static struct resource ramc_resources[] = { + [0] = { + .start = AT91SAM9261_BASE_SDRAMC, + .end = AT91SAM9261_BASE_SDRAMC + SZ_512 - 1, + .flags = IORESOURCE_MEM, + }, +}; + +static struct platform_device ramc_device = { + .name = "at91-sam9260-ramc", + .resource = ramc_resources, + .num_resources = ARRAY_SIZE(ramc_resources), +}; + static struct resource shdwc_resources[] = { [0] = { .start = AT91SAM9261_BASE_SHDWC,
@@ -353,6 +367,7 @@ static struct platform_device shdwc_device = { static void __init at91sam9261_register_devices(void) { + platform_device_register(&ramc_device); platform_device_register(&rstc_device); platform_device_register(&shdwc_device); }
diff --git a/arch/arm/mach-at91/at91sam9263.c b/arch/arm/mach-at91/at91sam9263.c
index fbff228cc63e..55c0c212fde1 100644
--- a/arch/arm/mach-at91/at91sam9263.c
+++ b/arch/arm/mach-at91/at91sam9263.c@@ -360,6 +360,20 @@ static struct platform_device rstc_device = { .num_resources = ARRAY_SIZE(rstc_resources), }; +static struct resource ramc_resources[] = { + [0] = { + .start = AT91SAM9263_BASE_SDRAMC0, + .end = AT91SAM9263_BASE_SDRAMC0 + SZ_512 - 1, + .flags = IORESOURCE_MEM, + }, +}; + +static struct platform_device ramc_device = { + .name = "at91-sam9260-ramc", + .resource = ramc_resources, + .num_resources = ARRAY_SIZE(ramc_resources), +}; + static struct resource shdwc_resources[] = { [0] = { .start = AT91SAM9263_BASE_SHDWC,
@@ -376,6 +390,7 @@ static struct platform_device shdwc_device = { static void __init at91sam9263_register_devices(void) { + platform_device_register(&ramc_device); platform_device_register(&rstc_device); platform_device_register(&shdwc_device); }
--
1.9.1