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Davinci: DM365: Add platform device for McBSP

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1) Registers the platform device for McBSP on dm365.
2) Add platform data to DM365 EVM board file.
3) Set i2c address for audio codec at DM365 EVM board file.

Signed-off-by: Miguel Aguilar <miguel.aguilar@ridgerun.com>
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
This commit is contained in:
Miguel Aguilar 2009-09-02 15:33:29 -06:00 committed by Kevin Hilman
parent ed16067205
commit e9ab3214a8
4 changed files with 56 additions and 1 deletions
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7
arch/arm/mach-davinci/board-dm365-evm.c
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@ -176,11 +176,16 @@ static struct at24_platform_data eeprom_info = {
.context = (void *)0x7f00,
};
static struct snd_platform_data dm365_evm_snd_data;
static struct i2c_board_info i2c_info[] = {
{
I2C_BOARD_INFO("24c256", 0x50),
.platform_data = &eeprom_info,
},
{
I2C_BOARD_INFO("tlv320aic3x", 0x18),
},
};
static struct davinci_i2c_platform_data i2c_pdata = {
@ -472,6 +477,8 @@ static __init void dm365_evm_init(void)
/* maybe setup mmc1/etc ... _after_ mmc0 */
evm_init_cpld();
dm365_init_asp(&dm365_evm_snd_data);
}
static __init void dm365_evm_irq_init(void)

45
arch/arm/mach-davinci/dm365.c
View File

@ -32,6 +32,7 @@
#include <mach/time.h>
#include <mach/serial.h>
#include <mach/common.h>
#include <mach/asp.h>
#include "clock.h"
#include "mux.h"
@ -456,7 +457,7 @@ static struct davinci_clk dm365_clks[] = {
CLK(NULL, "usb", &usb_clk),
CLK("davinci_emac.1", NULL, &emac_clk),
CLK("voice_codec", NULL, &voicecodec_clk),
CLK("soc-audio.0", NULL, &asp0_clk),
CLK("davinci-asp.0", NULL, &asp0_clk),
CLK(NULL, "rto", &rto_clk),
CLK(NULL, "mjcp", &mjcp_clk),
CLK(NULL, NULL, NULL),
@ -603,6 +604,9 @@ INT_CFG(DM365, INT_IMX1_ENABLE, 24, 1, 1, false)
INT_CFG(DM365, INT_IMX1_DISABLE, 24, 1, 0, false)
INT_CFG(DM365, INT_NSF_ENABLE, 25, 1, 1, false)
INT_CFG(DM365, INT_NSF_DISABLE, 25, 1, 0, false)
EVT_CFG(DM365, EVT2_ASP_TX, 0, 1, 0, false)
EVT_CFG(DM365, EVT3_ASP_RX, 1, 1, 0, false)
#endif
};
@ -806,6 +810,31 @@ static struct platform_device dm365_edma_device = {
.resource = edma_resources,
};
static struct resource dm365_asp_resources[] = {
{
.start = DAVINCI_DM365_ASP0_BASE,
.end = DAVINCI_DM365_ASP0_BASE + SZ_8K - 1,
.flags = IORESOURCE_MEM,
},
{
.start = DAVINCI_DMA_ASP0_TX,
.end = DAVINCI_DMA_ASP0_TX,
.flags = IORESOURCE_DMA,
},
{
.start = DAVINCI_DMA_ASP0_RX,
.end = DAVINCI_DMA_ASP0_RX,
.flags = IORESOURCE_DMA,
},
};
static struct platform_device dm365_asp_device = {
.name = "davinci-asp",
.id = 0,
.num_resources = ARRAY_SIZE(dm365_asp_resources),
.resource = dm365_asp_resources,
};
static struct map_desc dm365_io_desc[] = {
{
.virtual = IO_VIRT,
@ -907,6 +936,20 @@ static struct davinci_soc_info davinci_soc_info_dm365 = {
.sram_len = SZ_32K,
};
void __init dm365_init_asp(struct snd_platform_data *pdata)
{
davinci_cfg_reg(DM365_MCBSP0_BDX);
davinci_cfg_reg(DM365_MCBSP0_X);
davinci_cfg_reg(DM365_MCBSP0_BFSX);
davinci_cfg_reg(DM365_MCBSP0_BDR);
davinci_cfg_reg(DM365_MCBSP0_R);
davinci_cfg_reg(DM365_MCBSP0_BFSR);
davinci_cfg_reg(DM365_EVT2_ASP_TX);
davinci_cfg_reg(DM365_EVT3_ASP_RX);
dm365_asp_device.dev.platform_data = pdata;
platform_device_register(&dm365_asp_device);
}
void __init dm365_init(void)
{
davinci_common_init(&davinci_soc_info_dm365);

3
arch/arm/mach-davinci/include/mach/asp.h
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@ -11,6 +11,9 @@
#define DAVINCI_ASP0_BASE 0x01E02000
#define DAVINCI_ASP1_BASE 0x01E04000
/* Bases of dm365 register banks */
#define DAVINCI_DM365_ASP0_BASE 0x01D02000
/* Bases of dm646x register banks */
#define DAVINCI_DM646X_MCASP0_REG_BASE 0x01D01000
#define DAVINCI_DM646X_MCASP1_REG_BASE 0x01D01800

2
arch/arm/mach-davinci/include/mach/dm365.h
View File

@ -16,6 +16,7 @@
#include <linux/platform_device.h>
#include <mach/hardware.h>
#include <mach/emac.h>
#include <mach/asp.h>
#define DM365_EMAC_BASE (0x01D07000)
#define DM365_EMAC_CNTRL_OFFSET (0x0000)
@ -25,5 +26,6 @@
#define DM365_EMAC_CNTRL_RAM_SIZE (0x2000)
void __init dm365_init(void);
void __init dm365_init_asp(struct snd_platform_data *pdata);
#endif /* __ASM_ARCH_DM365_H */