atmel-mci: Driver for Atmel on-chip MMC controllers

[safe/jmp/linux-2.6] / arch / avr32 / boards / atstk1000 / atstk1002.c

diff --git a/arch/avr32/boards/atstk1000/atstk1002.c b/arch/avr32/boards/atstk1000/atstk1002.c
index ed28304..e11659b 100644 (file)
--- a/arch/avr32/boards/atstk1000/atstk1002.c
+++ b/arch/avr32/boards/atstk1000/atstk1002.c
@@ -15,28 +15,64 @@
 #include <linux/string.h>
 #include <linux/types.h>
 #include <linux/spi/spi.h>
+#include <linux/spi/at73c213.h>
 
 #include <video/atmel_lcdc.h>
 
 #include <asm/io.h>
 #include <asm/setup.h>
-#include <asm/arch/at32ap7000.h>
+#include <asm/arch/at32ap700x.h>
 #include <asm/arch/board.h>
 #include <asm/arch/init.h>
 #include <asm/arch/portmux.h>
 
 #include "atstk1000.h"
 
+/* Oscillator frequencies. These are board specific */
+unsigned long at32_board_osc_rates[3] = {
+       [0] = 32768,    /* 32.768 kHz on RTC osc */
+       [1] = 20000000, /* 20 MHz on osc0 */
+       [2] = 12000000, /* 12 MHz on osc1 */
+};
 
 struct eth_addr {
        u8 addr[6];
 };
 
 static struct eth_addr __initdata hw_addr[2];
-static struct eth_platform_data __initdata eth_data[2];
+static struct eth_platform_data __initdata eth_data[2] = {
+       {
+               /*
+                * The MDIO pullups on STK1000 are a bit too weak for
+                * the autodetection to work properly, so we have to
+                * mask out everything but the correct address.
+                */
+               .phy_mask       = ~(1U << 16),
+       },
+       {
+               .phy_mask       = ~(1U << 17),
+       },
+};
+
+#ifdef CONFIG_BOARD_ATSTK1000_EXTDAC
+static struct at73c213_board_info at73c213_data = {
+       .ssc_id         = 0,
+       .shortname      = "AVR32 STK1000 external DAC",
+};
+#endif
 
-#ifndef CONFIG_BOARD_ATSTK1002_SW1_CUSTOM
+#ifndef CONFIG_BOARD_ATSTK100X_SW1_CUSTOM
 static struct spi_board_info spi0_board_info[] __initdata = {
+#ifdef CONFIG_BOARD_ATSTK1000_EXTDAC
+       {
+               /* AT73C213 */
+               .modalias       = "at73c213",
+               .max_speed_hz   = 200000,
+               .chip_select    = 0,
+               .mode           = SPI_MODE_1,
+               .platform_data  = &at73c213_data,
+       },
+#endif
        {
                /* QVGA display */
                .modalias       = "ltv350qv",
@@ -47,7 +83,7 @@ static struct spi_board_info spi0_board_info[] __initdata = {
 };
 #endif
 
-#ifdef CONFIG_BOARD_ATSTK1002_SPI1
+#ifdef CONFIG_BOARD_ATSTK100X_SPI1
 static struct spi_board_info spi1_board_info[] __initdata = { {
        /* patch in custom entries here */
 } };
@@ -108,9 +144,44 @@ static void __init set_hw_addr(struct platform_device *pdev)
        clk_put(pclk);
 }
 
+#ifdef CONFIG_BOARD_ATSTK1000_EXTDAC
+static void __init atstk1002_setup_extdac(void)
+{
+       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);
+       at73c213_data.dac_clk = gclk;
+
+err_set_clk:
+       clk_put(pll);
+err_pll:
+       clk_put(gclk);
+err_gclk:
+       return;
+}
+#else
+static void __init atstk1002_setup_extdac(void)
+{
+
+}
+#endif /* CONFIG_BOARD_ATSTK1000_EXTDAC */
+
 void __init setup_board(void)
 {
-#ifdef CONFIG_BOARD_ATSTK1002_SW2_CUSTOM
+#ifdef CONFIG_BOARD_ATSTK100X_SW2_CUSTOM
        at32_map_usart(0, 1);   /* USART 0/B: /dev/ttyS1, IRDA */
 #else
        at32_map_usart(1, 0);   /* USART 1/A: /dev/ttyS0, DB9 */
@@ -147,31 +218,39 @@ static int __init atstk1002_init(void)
 
        at32_add_system_devices();
 
-#ifdef CONFIG_BOARD_ATSTK1002_SW2_CUSTOM
+#ifdef CONFIG_BOARD_ATSTK100X_SW2_CUSTOM
        at32_add_device_usart(1);
 #else
        at32_add_device_usart(0);
 #endif
        at32_add_device_usart(2);
 
+#ifndef CONFIG_BOARD_ATSTK1002_SW6_CUSTOM
        set_hw_addr(at32_add_device_eth(0, &eth_data[0]));
-
-#ifndef CONFIG_BOARD_ATSTK1002_SW1_CUSTOM
+#endif
+#ifndef CONFIG_BOARD_ATSTK100X_SW1_CUSTOM
        at32_add_device_spi(0, spi0_board_info, ARRAY_SIZE(spi0_board_info));
 #endif
-#ifdef CONFIG_BOARD_ATSTK1002_SPI1
+#ifdef CONFIG_BOARD_ATSTK100X_SPI1
        at32_add_device_spi(1, spi1_board_info, ARRAY_SIZE(spi1_board_info));
 #endif
+#ifndef CONFIG_BOARD_ATSTK1002_SW2_CUSTOM
+       at32_add_device_mci(0, NULL);
+#endif
 #ifdef CONFIG_BOARD_ATSTK1002_SW5_CUSTOM
        set_hw_addr(at32_add_device_eth(1, &eth_data[1]));
 #else
        at32_add_device_lcdc(0, &atstk1000_lcdc_data,
-                            fbmem_start, fbmem_size);
+                            fbmem_start, fbmem_size, 0);
 #endif
-#ifndef CONFIG_BOARD_ATSTK1002_SW3_CUSTOM
+       at32_add_device_usba(0, NULL);
+#ifndef CONFIG_BOARD_ATSTK100X_SW3_CUSTOM
        at32_add_device_ssc(0, ATMEL_SSC_TX);
 #endif
 
+       atstk1000_setup_j2_leds();
+       atstk1002_setup_extdac();
+
        return 0;
 }
 postcore_initcall(atstk1002_init);