[PATCH 1/2] ARM: mmp: register audio sram device
From: Leo Yan <hidden>
Date: 2011-08-01 02:57:07
Also in:
lkml
Subsystem:
arm port, mmp support, the rest · Maintainers:
Russell King, Linus Torvalds
MMP platform has sram for the audio island; Add the device structure for the audio sram, and register the audio sram device at init phase. Signed-off-by: Leo Yan <redacted> --- arch/arm/mach-mmp/brownstone.c | 1 + arch/arm/mach-mmp/include/mach/mmp2.h | 6 ++++++ arch/arm/mach-mmp/mmp2.c | 1 + 3 files changed, 8 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-mmp/brownstone.c b/arch/arm/mach-mmp/brownstone.c
index 7bb78fd..c172910 100644
--- a/arch/arm/mach-mmp/brownstone.c
+++ b/arch/arm/mach-mmp/brownstone.c@@ -189,6 +189,7 @@ static void __init brownstone_init(void) mmp2_add_uart(3); mmp2_add_twsi(1, NULL, ARRAY_AND_SIZE(brownstone_twsi1_info)); mmp2_add_sdhost(0, &mmp2_sdh_platdata_mmc0); /* SD/MMC */ + mmp2_add_audio_sram(); /* enable 5v regulator */ platform_device_register(&brownstone_v_5vp_device);
diff --git a/arch/arm/mach-mmp/include/mach/mmp2.h b/arch/arm/mach-mmp/include/mach/mmp2.h
index 2cbf6df..bd1bbb4 100644
--- a/arch/arm/mach-mmp/include/mach/mmp2.h
+++ b/arch/arm/mach-mmp/include/mach/mmp2.h@@ -28,6 +28,7 @@ extern struct pxa_device_desc mmp2_device_sdh0; extern struct pxa_device_desc mmp2_device_sdh1; extern struct pxa_device_desc mmp2_device_sdh2; extern struct pxa_device_desc mmp2_device_sdh3; +extern struct pxa_device_desc mmp2_device_audio_sram; static inline int mmp2_add_uart(int id) {
@@ -85,5 +86,10 @@ static inline int mmp2_add_sdhost(int id, struct sdhci_pxa_platdata *data) return pxa_register_device(d, data, sizeof(*data)); } +static inline int mmp2_add_audio_sram(void) +{ + return pxa_register_device(&mmp2_device_audio_sram, NULL, 0); +} + #endif /* __ASM_MACH_MMP2_H */
diff --git a/arch/arm/mach-mmp/mmp2.c b/arch/arm/mach-mmp/mmp2.c
index 8e6c3ac..885dced 100644
--- a/arch/arm/mach-mmp/mmp2.c
+++ b/arch/arm/mach-mmp/mmp2.c@@ -226,4 +226,5 @@ MMP2_DEVICE(sdh0, "sdhci-pxa", 0, MMC, 0xd4280000, 0x120); MMP2_DEVICE(sdh1, "sdhci-pxa", 1, MMC2, 0xd4280800, 0x120); MMP2_DEVICE(sdh2, "sdhci-pxa", 2, MMC3, 0xd4281000, 0x120); MMP2_DEVICE(sdh3, "sdhci-pxa", 3, MMC4, 0xd4281800, 0x120); +MMP2_DEVICE(audio_sram, "mmp-audio-sram", -1, NONE, 0xe0000000, 0x4000);
--
1.7.4.1