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sh: audio support for the sh7722 Migo-R board 

Configure SIU port B pins and register the WM8978 audio codec.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
hifive-unleashed-5.1
Guennadi Liakhovetski 2010-01-19 08:09:10 +00:00 committed by Paul Mundt
parent 331af0c152
commit 920925f90f
2 changed files with 17 additions and 0 deletions
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16
arch/sh/boards/mach-migor/setup.c
View File

@ -419,6 +419,9 @@ static struct i2c_board_info migor_i2c_devices[] = {
I2C_BOARD_INFO("migor_ts", 0x51),
.irq = 38, /* IRQ6 */
},
{
I2C_BOARD_INFO("wm8978", 0x1a),
},
};
static struct i2c_board_info migor_i2c_camera[] = {
@ -619,6 +622,19 @@ static int __init migor_devices_setup(void)
platform_resource_setup_memory(&migor_ceu_device, "ceu", 4 << 20);
/* SIU: Port B */
gpio_request(GPIO_FN_SIUBOLR, NULL);
gpio_request(GPIO_FN_SIUBOBT, NULL);
gpio_request(GPIO_FN_SIUBISLD, NULL);
gpio_request(GPIO_FN_SIUBOSLD, NULL);
gpio_request(GPIO_FN_SIUMCKB, NULL);
/*
* The original driver sets SIUB OLR/OBT, ILR/IBT, and SIUA OLR/OBT to
* output. Need only SIUB, set to output for master mode (table 34.2)
*/
ctrl_outw(ctrl_inw(PORT_MSELCRA) | 1, PORT_MSELCRA);
i2c_register_board_info(0, migor_i2c_devices,
ARRAY_SIZE(migor_i2c_devices));

1
arch/sh/include/mach-migor/mach/migor.h
View File

@ -1,6 +1,7 @@
#ifndef __ASM_SH_MIGOR_H
#define __ASM_SH_MIGOR_H
#define PORT_MSELCRA 0xa4050180
#define PORT_MSELCRB 0xa4050182
#define BSC_CS4BCR 0xfec10010
#define BSC_CS6ABCR 0xfec1001c