]> git.karo-electronics.de Git - karo-tx-linux.git/blobdiff - arch/arm/mach-spear3xx/spear320.c
Merge branch 'for-next' of git://git.samba.org/sfrench/cifs-2.6
[karo-tx-linux.git] / arch / arm / mach-spear3xx / spear320.c
index 2f5979b0c1695dc1bfbcb96645def114d03a8d68..a88fa841d29d021068d644a16d7c60eb7d7df93f 100644 (file)
@@ -27,7 +27,6 @@
 #define SPEAR320_UART2_BASE            UL(0xA4000000)
 #define SPEAR320_SSP0_BASE             UL(0xA5000000)
 #define SPEAR320_SSP1_BASE             UL(0xA6000000)
-#define SPEAR320_SOC_CONFIG_BASE       UL(0xB3000000)
 
 /* Interrupt registers offsets and masks */
 #define SPEAR320_INT_STS_MASK_REG              0x04
 #define SPEAR320_VIRQ_WAKEUP_MII1_SMII1                (SPEAR3XX_VIRQ_START + 15)
 #define SPEAR320_VIRQ_I2C1                     (SPEAR3XX_VIRQ_START + 16)
 
-/* pad multiplexing support */
-/* muxing registers */
-#define PAD_MUX_CONFIG_REG     0x0C
-#define MODE_CONFIG_REG                0x10
-
-/* modes */
-#define AUTO_NET_SMII_MODE     (1 << 0)
-#define AUTO_NET_MII_MODE      (1 << 1)
-#define AUTO_EXP_MODE          (1 << 2)
-#define SMALL_PRINTERS_MODE    (1 << 3)
-#define ALL_MODES              0xF
-
-struct pmx_mode spear320_auto_net_smii_mode = {
-       .id = AUTO_NET_SMII_MODE,
-       .name = "Automation Networking SMII Mode",
-       .mask = 0x00,
-};
-
-struct pmx_mode spear320_auto_net_mii_mode = {
-       .id = AUTO_NET_MII_MODE,
-       .name = "Automation Networking MII Mode",
-       .mask = 0x01,
-};
-
-struct pmx_mode spear320_auto_exp_mode = {
-       .id = AUTO_EXP_MODE,
-       .name = "Automation Expanded Mode",
-       .mask = 0x02,
-};
-
-struct pmx_mode spear320_small_printers_mode = {
-       .id = SMALL_PRINTERS_MODE,
-       .name = "Small Printers Mode",
-       .mask = 0x03,
-};
-
-/* devices */
-static struct pmx_dev_mode pmx_clcd_modes[] = {
-       {
-               .ids = AUTO_NET_SMII_MODE,
-               .mask = 0x0,
-       },
-};
-
-struct pmx_dev spear320_pmx_clcd = {
-       .name = "clcd",
-       .modes = pmx_clcd_modes,
-       .mode_count = ARRAY_SIZE(pmx_clcd_modes),
-       .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_emi_modes[] = {
-       {
-               .ids = AUTO_EXP_MODE,
-               .mask = PMX_TIMER_1_2_MASK | PMX_TIMER_3_4_MASK,
-       },
-};
-
-struct pmx_dev spear320_pmx_emi = {
-       .name = "emi",
-       .modes = pmx_emi_modes,
-       .mode_count = ARRAY_SIZE(pmx_emi_modes),
-       .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_fsmc_modes[] = {
-       {
-               .ids = ALL_MODES,
-               .mask = 0x0,
-       },
-};
-
-struct pmx_dev spear320_pmx_fsmc = {
-       .name = "fsmc",
-       .modes = pmx_fsmc_modes,
-       .mode_count = ARRAY_SIZE(pmx_fsmc_modes),
-       .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_spp_modes[] = {
-       {
-               .ids = SMALL_PRINTERS_MODE,
-               .mask = 0x0,
-       },
-};
-
-struct pmx_dev spear320_pmx_spp = {
-       .name = "spp",
-       .modes = pmx_spp_modes,
-       .mode_count = ARRAY_SIZE(pmx_spp_modes),
-       .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_sdhci_modes[] = {
-       {
-               .ids = AUTO_NET_SMII_MODE | AUTO_NET_MII_MODE |
-                       SMALL_PRINTERS_MODE,
-               .mask = PMX_TIMER_1_2_MASK | PMX_TIMER_3_4_MASK,
-       },
-};
-
-struct pmx_dev spear320_pmx_sdhci = {
-       .name = "sdhci",
-       .modes = pmx_sdhci_modes,
-       .mode_count = ARRAY_SIZE(pmx_sdhci_modes),
-       .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_i2s_modes[] = {
-       {
-               .ids = AUTO_NET_SMII_MODE | AUTO_NET_MII_MODE,
-               .mask = PMX_UART0_MODEM_MASK,
-       },
-};
-
-struct pmx_dev spear320_pmx_i2s = {
-       .name = "i2s",
-       .modes = pmx_i2s_modes,
-       .mode_count = ARRAY_SIZE(pmx_i2s_modes),
-       .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_uart1_modes[] = {
-       {
-               .ids = ALL_MODES,
-               .mask = PMX_GPIO_PIN0_MASK | PMX_GPIO_PIN1_MASK,
-       },
-};
-
-struct pmx_dev spear320_pmx_uart1 = {
-       .name = "uart1",
-       .modes = pmx_uart1_modes,
-       .mode_count = ARRAY_SIZE(pmx_uart1_modes),
-       .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_uart1_modem_modes[] = {
-       {
-               .ids = AUTO_EXP_MODE,
-               .mask = PMX_TIMER_1_2_MASK | PMX_TIMER_3_4_MASK |
-                       PMX_SSP_CS_MASK,
-       }, {
-               .ids = SMALL_PRINTERS_MODE,
-               .mask = PMX_GPIO_PIN3_MASK | PMX_GPIO_PIN4_MASK |
-                       PMX_GPIO_PIN5_MASK | PMX_SSP_CS_MASK,
-       },
-};
-
-struct pmx_dev spear320_pmx_uart1_modem = {
-       .name = "uart1_modem",
-       .modes = pmx_uart1_modem_modes,
-       .mode_count = ARRAY_SIZE(pmx_uart1_modem_modes),
-       .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_uart2_modes[] = {
-       {
-               .ids = ALL_MODES,
-               .mask = PMX_FIRDA_MASK,
-       },
-};
-
-struct pmx_dev spear320_pmx_uart2 = {
-       .name = "uart2",
-       .modes = pmx_uart2_modes,
-       .mode_count = ARRAY_SIZE(pmx_uart2_modes),
-       .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_touchscreen_modes[] = {
-       {
-               .ids = AUTO_NET_SMII_MODE,
-               .mask = PMX_SSP_CS_MASK,
-       },
-};
-
-struct pmx_dev spear320_pmx_touchscreen = {
-       .name = "touchscreen",
-       .modes = pmx_touchscreen_modes,
-       .mode_count = ARRAY_SIZE(pmx_touchscreen_modes),
-       .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_can_modes[] = {
-       {
-               .ids = AUTO_NET_SMII_MODE | AUTO_NET_MII_MODE | AUTO_EXP_MODE,
-               .mask = PMX_GPIO_PIN2_MASK | PMX_GPIO_PIN3_MASK |
-                       PMX_GPIO_PIN4_MASK | PMX_GPIO_PIN5_MASK,
-       },
-};
-
-struct pmx_dev spear320_pmx_can = {
-       .name = "can",
-       .modes = pmx_can_modes,
-       .mode_count = ARRAY_SIZE(pmx_can_modes),
-       .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_sdhci_led_modes[] = {
-       {
-               .ids = AUTO_NET_SMII_MODE | AUTO_NET_MII_MODE,
-               .mask = PMX_SSP_CS_MASK,
-       },
-};
-
-struct pmx_dev spear320_pmx_sdhci_led = {
-       .name = "sdhci_led",
-       .modes = pmx_sdhci_led_modes,
-       .mode_count = ARRAY_SIZE(pmx_sdhci_led_modes),
-       .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_pwm0_modes[] = {
-       {
-               .ids = AUTO_NET_SMII_MODE | AUTO_NET_MII_MODE,
-               .mask = PMX_UART0_MODEM_MASK,
-       }, {
-               .ids = AUTO_EXP_MODE | SMALL_PRINTERS_MODE,
-               .mask = PMX_MII_MASK,
-       },
-};
-
-struct pmx_dev spear320_pmx_pwm0 = {
-       .name = "pwm0",
-       .modes = pmx_pwm0_modes,
-       .mode_count = ARRAY_SIZE(pmx_pwm0_modes),
-       .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_pwm1_modes[] = {
-       {
-               .ids = AUTO_NET_SMII_MODE | AUTO_NET_MII_MODE,
-               .mask = PMX_UART0_MODEM_MASK,
-       }, {
-               .ids = AUTO_EXP_MODE | SMALL_PRINTERS_MODE,
-               .mask = PMX_MII_MASK,
-       },
-};
-
-struct pmx_dev spear320_pmx_pwm1 = {
-       .name = "pwm1",
-       .modes = pmx_pwm1_modes,
-       .mode_count = ARRAY_SIZE(pmx_pwm1_modes),
-       .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_pwm2_modes[] = {
-       {
-               .ids = AUTO_NET_SMII_MODE | AUTO_NET_MII_MODE,
-               .mask = PMX_SSP_CS_MASK,
-       }, {
-               .ids = AUTO_EXP_MODE | SMALL_PRINTERS_MODE,
-               .mask = PMX_MII_MASK,
-       },
-};
-
-struct pmx_dev spear320_pmx_pwm2 = {
-       .name = "pwm2",
-       .modes = pmx_pwm2_modes,
-       .mode_count = ARRAY_SIZE(pmx_pwm2_modes),
-       .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_pwm3_modes[] = {
-       {
-               .ids = AUTO_EXP_MODE | SMALL_PRINTERS_MODE | AUTO_NET_SMII_MODE,
-               .mask = PMX_MII_MASK,
-       },
-};
-
-struct pmx_dev spear320_pmx_pwm3 = {
-       .name = "pwm3",
-       .modes = pmx_pwm3_modes,
-       .mode_count = ARRAY_SIZE(pmx_pwm3_modes),
-       .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_ssp1_modes[] = {
-       {
-               .ids = SMALL_PRINTERS_MODE | AUTO_NET_SMII_MODE,
-               .mask = PMX_MII_MASK,
-       },
-};
-
-struct pmx_dev spear320_pmx_ssp1 = {
-       .name = "ssp1",
-       .modes = pmx_ssp1_modes,
-       .mode_count = ARRAY_SIZE(pmx_ssp1_modes),
-       .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_ssp2_modes[] = {
-       {
-               .ids = AUTO_NET_SMII_MODE,
-               .mask = PMX_MII_MASK,
-       },
-};
-
-struct pmx_dev spear320_pmx_ssp2 = {
-       .name = "ssp2",
-       .modes = pmx_ssp2_modes,
-       .mode_count = ARRAY_SIZE(pmx_ssp2_modes),
-       .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_mii1_modes[] = {
-       {
-               .ids = AUTO_NET_MII_MODE,
-               .mask = 0x0,
-       },
-};
-
-struct pmx_dev spear320_pmx_mii1 = {
-       .name = "mii1",
-       .modes = pmx_mii1_modes,
-       .mode_count = ARRAY_SIZE(pmx_mii1_modes),
-       .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_smii0_modes[] = {
-       {
-               .ids = AUTO_NET_SMII_MODE | AUTO_EXP_MODE | SMALL_PRINTERS_MODE,
-               .mask = PMX_MII_MASK,
-       },
-};
-
-struct pmx_dev spear320_pmx_smii0 = {
-       .name = "smii0",
-       .modes = pmx_smii0_modes,
-       .mode_count = ARRAY_SIZE(pmx_smii0_modes),
-       .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_smii1_modes[] = {
-       {
-               .ids = AUTO_NET_SMII_MODE | SMALL_PRINTERS_MODE,
-               .mask = PMX_MII_MASK,
-       },
-};
-
-struct pmx_dev spear320_pmx_smii1 = {
-       .name = "smii1",
-       .modes = pmx_smii1_modes,
-       .mode_count = ARRAY_SIZE(pmx_smii1_modes),
-       .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_i2c1_modes[] = {
-       {
-               .ids = AUTO_EXP_MODE,
-               .mask = 0x0,
-       },
-};
-
-struct pmx_dev spear320_pmx_i2c1 = {
-       .name = "i2c1",
-       .modes = pmx_i2c1_modes,
-       .mode_count = ARRAY_SIZE(pmx_i2c1_modes),
-       .enb_on_reset = 1,
-};
-
-/* pmx driver structure */
-static struct pmx_driver pmx_driver = {
-       .mode_reg = {.offset = MODE_CONFIG_REG, .mask = 0x00000007},
-       .mux_reg = {.offset = PAD_MUX_CONFIG_REG, .mask = 0x00007fff},
-};
-
 /* spear3xx shared irq */
 static struct shirq_dev_config shirq_ras1_config[] = {
        {
@@ -574,27 +206,6 @@ static struct spear_shirq shirq_intrcomm_ras = {
        },
 };
 
-/* padmux devices to enable */
-static struct pmx_dev *spear320_evb_pmx_devs[] = {
-       /* spear3xx specific devices */
-       &spear3xx_pmx_i2c,
-       &spear3xx_pmx_ssp,
-       &spear3xx_pmx_mii,
-       &spear3xx_pmx_uart0,
-
-       /* spear320 specific devices */
-       &spear320_pmx_fsmc,
-       &spear320_pmx_sdhci,
-       &spear320_pmx_i2s,
-       &spear320_pmx_uart1,
-       &spear320_pmx_uart2,
-       &spear320_pmx_can,
-       &spear320_pmx_pwm0,
-       &spear320_pmx_pwm1,
-       &spear320_pmx_pwm2,
-       &spear320_pmx_mii1,
-};
-
 /* DMAC platform data's slave info */
 struct pl08x_channel_data spear320_dma_info[] = {
        {
@@ -832,7 +443,7 @@ static struct of_dev_auxdata spear320_auxdata_lookup[] __initdata = {
 static void __init spear320_dt_init(void)
 {
        void __iomem *base;
-       int ret = 0;
+       int ret;
 
        pl080_plat_data.slave_channels = spear320_dma_info;
        pl080_plat_data.num_slave_channels = ARRAY_SIZE(spear320_dma_info);
@@ -861,19 +472,6 @@ static void __init spear320_dt_init(void)
                if (ret)
                        pr_err("Error registering Shared IRQ 4\n");
        }
-
-       if (of_machine_is_compatible("st,spear320-evb")) {
-               /* pmx initialization */
-               pmx_driver.base = base;
-               pmx_driver.mode = &spear320_auto_net_mii_mode;
-               pmx_driver.devs = spear320_evb_pmx_devs;
-               pmx_driver.devs_count = ARRAY_SIZE(spear320_evb_pmx_devs);
-
-               ret = pmx_register(&pmx_driver);
-               if (ret)
-                       pr_err("padmux: registration failed. err no: %d\n",
-                                       ret);
-       }
 }
 
 static const char * const spear320_dt_board_compat[] = {
@@ -882,10 +480,19 @@ static const char * const spear320_dt_board_compat[] = {
        NULL,
 };
 
+struct map_desc spear320_io_desc[] __initdata = {
+       {
+               .virtual        = VA_SPEAR320_SOC_CONFIG_BASE,
+               .pfn            = __phys_to_pfn(SPEAR320_SOC_CONFIG_BASE),
+               .length         = SZ_16M,
+               .type           = MT_DEVICE
+       },
+};
+
 static void __init spear320_map_io(void)
 {
+       iotable_init(spear320_io_desc, ARRAY_SIZE(spear320_io_desc));
        spear3xx_map_io();
-       spear320_clk_init();
 }
 
 DT_MACHINE_START(SPEAR320_DT, "ST SPEAr320 SoC with Flattened Device Tree")