Gitweb:     
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=1c2f173796e4d692b71d1305adb833a104713cd8
Commit:     1c2f173796e4d692b71d1305adb833a104713cd8
Parent:     48021bd93ca339fcafe9b043d05f5d3a58be7c0a
Author:     Hans-Christian Egtvedt <[EMAIL PROTECTED]>
AuthorDate: Mon Jul 16 16:13:33 2007 +0200
Committer:  Haavard Skinnemoen <[EMAIL PROTECTED]>
CommitDate: Tue Oct 23 11:19:14 2007 +0200

    [AVR32] Wire up AT73C213 sound driver on ATSTK1000 board
    
    Signed-off-by: Hans-Christian Egtvedt <[EMAIL PROTECTED]>
    Signed-off-by: Haavard Skinnemoen <[EMAIL PROTECTED]>
---
 arch/avr32/boards/atstk1000/atstk1002.c |   58 +++++++++++++++++++++++++++++++
 1 files changed, 58 insertions(+), 0 deletions(-)

diff --git a/arch/avr32/boards/atstk1000/atstk1002.c 
b/arch/avr32/boards/atstk1000/atstk1002.c
index 6b9e466..5be0d13 100644
--- a/arch/avr32/boards/atstk1000/atstk1002.c
+++ b/arch/avr32/boards/atstk1000/atstk1002.c
@@ -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>
 
@@ -49,7 +50,26 @@ 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);
-
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