Minki/linux
1
0
Fork 1
mirror of https://github.com/torvalds/linux.git synced 2024-11-24 13:11:40 +00:00
Code Issues Packages Projects Releases Wiki Activity

[AVR32] Wire up AT73C213 sound driver on ATSTK1000 board

Browse Source 
Signed-off-by: Hans-Christian Egtvedt <hcegtvedt@atmel.com>
Signed-off-by: Haavard Skinnemoen <hskinnemoen@atmel.com>
This commit is contained in:
Hans-Christian Egtvedt 2007-07-16 16:13:33 +02:00 committed by Haavard Skinnemoen
parent 48021bd93c
commit 1c2f173796
1 changed files with 58 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

58
arch/avr32/boards/atstk1000/atstk1002.c
View File

@ -16,6 +16,7 @@
#include <linux/string.h>
#include <linux/types.h>
#include <linux/spi/spi.h>
#include <linux/spi/at73c213.h>
#include <video/atmel_lcdc.h>
@ -48,8 +49,27 @@ static struct eth_platform_data __initdata eth_data[2] = {
},
};
#ifndef CONFIG_BOARD_ATSTK1002_SW1_CUSTOM
#ifndef CONFIG_BOARD_ATSTK1002_SW3_CUSTOM
static struct at73c213_board_info at73c213_data = {
.ssc_id = 0,
.shortname = "AVR32 STK1000 external DAC",
};
#endif
#endif
#ifndef CONFIG_BOARD_ATSTK1002_SW1_CUSTOM
static struct spi_board_info spi0_board_info[] __initdata = {
#ifndef CONFIG_BOARD_ATSTK1002_SW3_CUSTOM
{
/* AT73C213 */
.modalias = "at73c213",
.max_speed_hz = 200000,
.chip_select = 0,
.mode = SPI_MODE_1,
.platform_data = &at73c213_data,
},
#endif
{
/* QVGA display */
.modalias = "ltv350qv",
@ -180,6 +200,38 @@ static void setup_j2_leds(void)
}
#endif
#ifndef CONFIG_BOARD_ATSTK1002_SW1_CUSTOM
#ifndef CONFIG_BOARD_ATSTK1002_SW3_CUSTOM
static void __init at73c213_set_clk(struct at73c213_board_info *info)
{
struct clk *gclk;
struct clk *pll;
gclk = clk_get(NULL, "gclk0");
if (IS_ERR(gclk))
goto err_gclk;
pll = clk_get(NULL, "pll0");
if (IS_ERR(pll))
goto err_pll;
if (clk_set_parent(gclk, pll)) {
pr_debug("STK1000: failed to set pll0 as parent for DAC clock\n");
goto err_set_clk;
}
at32_select_periph(GPIO_PIN_PA(30), GPIO_PERIPH_A, 0);
info->dac_clk = gclk;
err_set_clk:
clk_put(pll);
err_pll:
clk_put(gclk);
err_gclk:
return;
}
#endif
#endif
void __init setup_board(void)
{
#ifdef CONFIG_BOARD_ATSTK1002_SW2_CUSTOM
@ -248,6 +300,12 @@ static int __init atstk1002_init(void)
setup_j2_leds();
#ifndef CONFIG_BOARD_ATSTK1002_SW3_CUSTOM
#ifndef CONFIG_BOARD_ATSTK1002_SW1_CUSTOM
at73c213_set_clk(&at73c213_data);
#endif
#endif
return 0;
}
postcore_initcall(atstk1002_init);