[PATCH v2 3/4] ARM: at91: add sama5d4 soc support #2
Bo Shen
voice.shen at atmel.com
Tue Sep 23 01:29:17 PDT 2014
Signed-off-by: Bo Shen <voice.shen at atmel.com>
---
Changes in v2:
- Using clkdev_add_physbase to define GPIO clock.
arch/arm/mach-at91/include/mach/sama5d4.h | 134 ++++++++
arch/arm/mach-at91/sama5d4.c | 304 ++++++++++++++++++
arch/arm/mach-at91/sama5d4_devices.c | 495 ++++++++++++++++++++++++++++++
3 files changed, 933 insertions(+)
create mode 100644 arch/arm/mach-at91/include/mach/sama5d4.h
create mode 100644 arch/arm/mach-at91/sama5d4.c
create mode 100644 arch/arm/mach-at91/sama5d4_devices.c
diff --git a/arch/arm/mach-at91/include/mach/sama5d4.h b/arch/arm/mach-at91/include/mach/sama5d4.h
new file mode 100644
index 0000000..046fdb0
--- /dev/null
+++ b/arch/arm/mach-at91/include/mach/sama5d4.h
@@ -0,0 +1,134 @@
+/*
+ * Chip-specific header file for the SAMA5D4 family
+ *
+ * Copyright (C) 2014 Atmel Corporation,
+ * Bo Shen <voice.shen at atmel.com>
+ *
+ * Common definitions.
+ * Based on SAMA5D4 datasheet.
+ *
+ * Licensed under GPLv2 or later.
+ */
+
+#ifndef SAMA5D4_H
+#define SAMA5D4_H
+
+/*
+ * Peripheral identifiers/interrupts.
+ */
+#define SAMA5D4_ID_PIT 3
+#define SAMA5D4_ID_WDT 4
+#define SAMA5D4_ID_PIOD 5
+#define SAMA5D4_ID_USART0 6
+#define SAMA5D4_ID_USART1 7
+#define SAMA5D4_ID_DMA0 8
+#define SAMA5D4_ID_ICM 9
+#define SAMA5D4_ID_PKCC 10
+#define SAMA5D4_ID_SCI 11
+#define SAMA5D4_ID_AES 12
+#define SAMA5D4_ID_AESB 13
+#define SAMA5D4_ID_TDES 14
+#define SAMA5D4_ID_SHA 15
+#define SAMA5D4_ID_MPDDRC 16
+#define SAMA5D4_ID_MATRIX1 17
+#define SAMA5D4_ID_MATRIX0 18
+#define SAMA5D4_ID_VDEC 19
+#define SAMA5D4_ID_SECUMOD 20
+#define SAMA5D4_ID_MSADCC 21
+#define SAMA5D4_ID_HSMC 22
+#define SAMA5D4_ID_PIOA 23
+#define SAMA5D4_ID_PIOB 24
+#define SAMA5D4_ID_PIOC 25
+#define SAMA5D4_ID_PIOE 26
+#define SAMA5D4_ID_UART0 27
+#define SAMA5D4_ID_UART1 28
+#define SAMA5D4_ID_USART2 29
+#define SAMA5D4_ID_USART3 30
+#define SAMA5D4_ID_USART4 31
+#define SAMA5D4_ID_TWI0 32
+#define SAMA5D4_ID_TWI1 33
+#define SAMA5D4_ID_TWI2 34
+#define SAMA5D4_ID_HSMCI0 35
+#define SAMA5D4_ID_HSMCI1 36
+#define SAMA5D4_ID_SPI0 37
+#define SAMA5D4_ID_SPI1 38
+#define SAMA5D4_ID_SPI2 39
+#define SAMA5D4_ID_TC0 40
+#define SAMA5D4_ID_TC1 41
+#define SAMA5D4_ID_TC2 42
+#define SAMA5D4_ID_PWM 43
+#define SAMA5D4_ID_ADC 44
+#define SAMA5D4_ID_DBGU 45
+#define SAMA5D4_ID_UHPHS 46
+#define SAMA5D4_ID_UDPHS 47
+#define SAMA5D4_ID_SSC0 48
+#define SAMA5D4_ID_SSC1 49
+#define SAMA5D4_ID_DMA1 50
+#define SAMA5D4_ID_LCDC 51
+#define SAMA5D4_ID_ISI 52
+#define SAMA5D4_ID_TRNG 53
+#define SAMA5D4_ID_GMAC0 54
+#define SAMA5D4_ID_IRQ 56
+#define SAMA5D4_ID_IRQ 56
+#define SAMA5D4_ID_SFC 57
+#define SAMA5D4_ID_SECURAM 59
+#define SAMA5D4_ID_CTB 60
+#define SAMA5D4_ID_SMD 61
+#define SAMA5D4_ID_TWI3 62
+#define SAMA5D4_ID_CATB 63
+#define SAMA5D4_ID_SFR 64
+#define SAMA5D4_ID_AIC 65
+#define SAMA5D4_ID_SAIC 66
+#define SAMA5D4_ID_L2CC 67
+
+/*
+ * User Peripheral physical base addresses.
+ */
+
+#define SAMA5D4_BASE_LCDC 0xf0000000 /* (HLCDC5) Base Address */
+#define SAMA5D4_BASE_MPDDRC 0xf0010000 /* (MPDDRC) Base Address */
+#define SAMA5D4_BASE_PMC 0xf0018000 /* (PMC) Base Address */
+#define SAMA5D4_BASE_HSMCI0 0xf8000000 /* (MMCI0) Base Address */
+#define SAMA5D4_BASE_UART0 0xf8004000 /* (UART0) Base Address */
+#define SAMA5D4_BASE_SPI0 0xf8010000 /* (SPI0) Base Address */
+#define SAMA5D4_BASE_TC0 0xf801c000 /* (TC0) Base Address */
+#define SAMA5D4_BASE_GMAC0 0xf8020000 /* (GMAC0) Base Address */
+#define SAMA5D4_BASE_USART0 0xf802c000 /* (USART0) Base Address */
+#define SAMA5D4_BASE_USART1 0xf8030000 /* (USART1) Base Address */
+#define SAMA5D4_BASE_HSMCI1 0xfc000000 /* (HSMCI1) Base Address */
+#define SAMA5D4_BASE_UART1 0xfc004000 /* (UART1) Base Address */
+#define SAMA5D4_BASE_USART2 0xfc008000 /* (USART2) Base Address */
+#define SAMA5D4_BASE_USART3 0xfc00c000 /* (USART3) Base Address */
+#define SAMA5D4_BASE_USART4 0xfc010000 /* (USART4) Base Address */
+#define SAMA5D4_BASE_SPI1 0xfc018000 /* (SPI1) Base Address */
+#define SAMA5D4_BASE_GMAC1 0xfc028000 /* (GMAC1) Base Address */
+#define SAMA5D4_BASE_HSMC 0xfc05c000 /* (HSMC) Base Address */
+#define SAMA5D4_BASE_PMECC 0xfc05c070 /* (PMECC) Base Address */
+#define SAMA5D4_BASE_PMERRLOC 0xfc05c500 /* (PMERRLOC) Base Address */
+#define SAMA5D4_BASE_PIOD 0xfc068000 /* (PIOD) Base Address */
+#define SAMA5D4_BASE_PIT 0xfc068630 /* (PIT) Base Address */
+#define SAMA5D4_BASE_DBGU 0xfc069000 /* (DBGU) Base Address */
+#define SAMA5D4_BASE_PIOA 0xfc06a000 /* (PIOA) Base Address */
+#define SAMA5D4_BASE_PIOB 0xfc06b000 /* (PIOB) Base Address */
+#define SAMA5D4_BASE_PIOC 0xfc06c000 /* (PIOC) Base Address */
+#define SAMA5D4_BASE_PIOE 0xfc06d000 /* (PIOE) Base Address */
+#define SAMA5D4_BASE_AIC 0xfc06e000 /* (AIC) Base Address */
+
+#define SAMA5D4_CHIPSELECT_3 0x80000000
+
+/*
+ * Internal Memory.
+ */
+#define SAMA5D4_SRAM_BASE 0x00200000 /* Internal SRAM base address */
+#define SAMA5D4_SRAM_SIZE (128 * SZ_1K) /* Internal SRAM size */
+
+#define AT91_NB_USART 7
+#define AT91_BASE_SYS 0xf0000000
+#define AT91_PMC SAMA5D4_BASE_PMC
+#define AT91_DDRSDRC0 (0xf0010000 - AT91_BASE_SYS)
+#define AT91_RSTC (0xfc068600 - AT91_BASE_SYS)
+#define SAMA5D3_BASE_MPDDRC SAMA5D4_BASE_MPDDRC
+#define SAMA5D3_SRAM_BASE SAMA5D4_SRAM_BASE
+#define SAMA5D3_SRAM_SIZE SAMA5D4_SRAM_SIZE
+
+#endif
diff --git a/arch/arm/mach-at91/sama5d4.c b/arch/arm/mach-at91/sama5d4.c
new file mode 100644
index 0000000..4d380ed
--- /dev/null
+++ b/arch/arm/mach-at91/sama5d4.c
@@ -0,0 +1,304 @@
+/*
+ * Chip-specific setup code for the SAMA5D4 family
+ *
+ * Copyright (C) 2014 Atmel Corporation,
+ * Bo Shen <voice.shen at atmel.com>
+ *
+ * Licensed under GPLv2 or later.
+ */
+
+#include <common.h>
+#include <gpio.h>
+#include <init.h>
+#include <mach/hardware.h>
+#include <mach/at91_pmc.h>
+#include <mach/io.h>
+#include <mach/cpu.h>
+#include <linux/clk.h>
+
+#include "soc.h"
+#include "generic.h"
+#include "clock.h"
+
+/*
+ * The peripheral clocks.
+ */
+static struct clk pit_clk = {
+ .name = "pit_clk",
+ .pid = SAMA5D4_ID_PIT,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk smc_clk = {
+ .name = "smc_clk",
+ .pid = SAMA5D4_ID_HSMC,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk pioA_clk = {
+ .name = "pioA_clk",
+ .pid = SAMA5D4_ID_PIOA,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk pioB_clk = {
+ .name = "pioB_clk",
+ .pid = SAMA5D4_ID_PIOB,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk pioC_clk = {
+ .name = "pioC_clk",
+ .pid = SAMA5D4_ID_PIOC,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk pioD_clk = {
+ .name = "pioD_clk",
+ .pid = SAMA5D4_ID_PIOD,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk pioE_clk = {
+ .name = "pioE_clk",
+ .pid = SAMA5D4_ID_PIOE,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk usart0_clk = {
+ .name = "usart0_clk",
+ .pid = SAMA5D4_ID_USART0,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk usart2_clk = {
+ .name = "usart2_clk",
+ .pid = SAMA5D4_ID_USART2,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk usart3_clk = {
+ .name = "usart3_clk",
+ .pid = SAMA5D4_ID_USART3,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk usart4_clk = {
+ .name = "usart4_clk",
+ .pid = SAMA5D4_ID_USART4,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk mmc0_clk = {
+ .name = "mci0_clk",
+ .pid = SAMA5D4_ID_HSMCI0,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk mmc1_clk = {
+ .name = "mci1_clk",
+ .pid = SAMA5D4_ID_HSMCI1,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk tcb0_clk = {
+ .name = "tcb0_clk",
+ .pid = SAMA5D4_ID_TC0,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk tcb1_clk = {
+ .name = "tcb1_clk",
+ .pid = SAMA5D4_ID_TC1,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk adc_clk = {
+ .name = "adc_clk",
+ .pid = SAMA5D4_ID_ADC,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk dma0_clk = {
+ .name = "dma0_clk",
+ .pid = SAMA5D4_ID_DMA0,
+ .type = CLK_TYPE_PERIPHERAL | CLK_TYPE_PERIPH_H64MX,
+};
+static struct clk dma1_clk = {
+ .name = "dma1_clk",
+ .pid = SAMA5D4_ID_DMA1,
+ .type = CLK_TYPE_PERIPHERAL | CLK_TYPE_PERIPH_H64MX,
+};
+static struct clk uhphs_clk = {
+ .name = "uhphs",
+ .pid = SAMA5D4_ID_UHPHS,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk udphs_clk = {
+ .name = "udphs_clk",
+ .pid = SAMA5D4_ID_UDPHS,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk lcdc_clk = {
+ .name = "lcdc_clk",
+ .pid = SAMA5D4_ID_LCDC,
+ .type = CLK_TYPE_PERIPHERAL | CLK_TYPE_PERIPH_H64MX,
+};
+static struct clk isi_clk = {
+ .name = "isi_clk",
+ .pid = SAMA5D4_ID_ISI,
+ .type = CLK_TYPE_PERIPHERAL | CLK_TYPE_PERIPH_H64MX,
+};
+static struct clk macb0_clk = {
+ .name = "macb0_clk",
+ .pid = SAMA5D4_ID_GMAC0,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk twi0_clk = {
+ .name = "twi0_clk",
+ .pid = SAMA5D4_ID_TWI0,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk twi2_clk = {
+ .name = "twi2_clk",
+ .pid = SAMA5D4_ID_TWI2,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk spi0_clk = {
+ .name = "spi0_clk",
+ .pid = SAMA5D4_ID_SPI0,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk smd_clk = {
+ .name = "smd_clk",
+ .pid = SAMA5D4_ID_SMD,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk ssc0_clk = {
+ .name = "ssc0_clk",
+ .pid = SAMA5D4_ID_SSC0,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk ssc1_clk = {
+ .name = "ssc1_clk",
+ .pid = SAMA5D4_ID_SSC1,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk sha_clk = {
+ .name = "sha_clk",
+ .pid = SAMA5D4_ID_SHA,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk aes_clk = {
+ .name = "aes_clk",
+ .pid = SAMA5D4_ID_AES,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk tdes_clk = {
+ .name = "tdes_clk",
+ .pid = SAMA5D4_ID_TDES,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+
+static struct clk *periph_clocks[] __initdata = {
+ &pit_clk,
+ &smc_clk,
+ &pioA_clk,
+ &pioB_clk,
+ &pioC_clk,
+ &pioD_clk,
+ &pioE_clk,
+ &usart0_clk,
+ &usart2_clk,
+ &usart3_clk,
+ &usart4_clk,
+ &mmc0_clk,
+ &mmc1_clk,
+ &tcb0_clk,
+ &tcb1_clk,
+ &adc_clk,
+ &dma0_clk,
+ &dma1_clk,
+ &uhphs_clk,
+ &udphs_clk,
+ &lcdc_clk,
+ &isi_clk,
+ &macb0_clk,
+ &twi0_clk,
+ &twi2_clk,
+ &spi0_clk,
+ &smd_clk,
+ &ssc0_clk,
+ &ssc1_clk,
+ &sha_clk,
+ &aes_clk,
+ &tdes_clk,
+};
+
+static struct clk pck0 = {
+ .name = "pck0",
+ .pmc_mask = AT91_PMC_PCK0,
+ .type = CLK_TYPE_PROGRAMMABLE,
+ .id = 0,
+};
+
+static struct clk pck1 = {
+ .name = "pck1",
+ .pmc_mask = AT91_PMC_PCK1,
+ .type = CLK_TYPE_PROGRAMMABLE,
+ .id = 1,
+};
+
+static struct clk pck2 = {
+ .name = "pck2",
+ .pmc_mask = AT91_PMC_PCK2,
+ .type = CLK_TYPE_PROGRAMMABLE,
+ .id = 2,
+};
+
+static struct clk_lookup periph_clocks_lookups[] = {
+ CLKDEV_CON_DEV_ID("macb_clk", "macb0", &macb0_clk),
+ CLKDEV_CON_DEV_ID("mci_clk", "atmel_mci0", &mmc0_clk),
+ CLKDEV_CON_DEV_ID("mci_clk", "atmel_mci1", &mmc1_clk),
+ CLKDEV_CON_DEV_ID("spi_clk", "atmel_spi0", &spi0_clk),
+ CLKDEV_DEV_ID("at91-pit", &pit_clk),
+ CLKDEV_CON_DEV_ID("hck1", "atmel_hlcdfb", &lcdc_clk),
+};
+
+static struct clk_lookup usart_clocks_lookups[] = {
+ CLKDEV_CON_DEV_ID("usart", "atmel_usart0", &mck),
+ CLKDEV_CON_DEV_ID("usart", "atmel_usart1", &usart0_clk),
+ CLKDEV_CON_DEV_ID("usart", "atmel_usart3", &usart2_clk),
+ CLKDEV_CON_DEV_ID("usart", "atmel_usart4", &usart3_clk),
+};
+
+static void __init sama5d4_register_clocks(void)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(periph_clocks); i++)
+ clk_register(periph_clocks[i]);
+
+ clkdev_add_physbase(&pioA_clk, SAMA5D4_BASE_PIOA, 0);
+ clkdev_add_physbase(&pioB_clk, SAMA5D4_BASE_PIOB, 0);
+ clkdev_add_physbase(&pioC_clk, SAMA5D4_BASE_PIOC, 0);
+ clkdev_add_physbase(&pioD_clk, SAMA5D4_BASE_PIOD, 0);
+ clkdev_add_physbase(&pioE_clk, SAMA5D4_BASE_PIOE, 0);
+
+ clkdev_add_table(periph_clocks_lookups,
+ ARRAY_SIZE(periph_clocks_lookups));
+
+ clkdev_add_table(usart_clocks_lookups,
+ ARRAY_SIZE(usart_clocks_lookups));
+
+ clk_register(&pck0);
+ clk_register(&pck1);
+ clk_register(&pck2);
+}
+
+/* --------------------------------------------------------------------
+ * Processor initialization
+ * -------------------------------------------------------------------- */
+static void sama5d4_initialize(void)
+{
+ /* Register the processor-specific clocks */
+ sama5d4_register_clocks();
+
+ /* Register GPIO subsystem */
+ at91_add_sam9x5_gpio(0, SAMA5D4_BASE_PIOA);
+ at91_add_sam9x5_gpio(1, SAMA5D4_BASE_PIOB);
+ at91_add_sam9x5_gpio(2, SAMA5D4_BASE_PIOC);
+ at91_add_sam9x5_gpio(3, SAMA5D4_BASE_PIOD);
+ at91_add_sam9x5_gpio(4, SAMA5D4_BASE_PIOE);
+
+ at91_add_pit(SAMA5D4_BASE_PIT);
+ at91_add_sam9_smc(DEVICE_ID_SINGLE, SAMA5D4_BASE_HSMC + 0x600, 0xa0);
+}
+
+AT91_SOC_START(sama5d4)
+ .init = sama5d4_initialize,
+AT91_SOC_END
diff --git a/arch/arm/mach-at91/sama5d4_devices.c b/arch/arm/mach-at91/sama5d4_devices.c
new file mode 100644
index 0000000..3806971
--- /dev/null
+++ b/arch/arm/mach-at91/sama5d4_devices.c
@@ -0,0 +1,495 @@
+/*
+ * On-Chip devices setup code for the SAMA5D4 family
+ *
+ * Copyright (C) 2014 Atmel Corporation.
+ * Bo Shen <voice.shen at atmel.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#include <common.h>
+#include <init.h>
+#include <sizes.h>
+#include <gpio.h>
+#include <asm/armlinux.h>
+#include <mach/hardware.h>
+#include <mach/board.h>
+#include <mach/at91_pmc.h>
+#include <mach/at91sam9x5_matrix.h>
+#include <mach/at91sam9_ddrsdr.h>
+#include <mach/iomux.h>
+#include <mach/io.h>
+#include <mach/cpu.h>
+#include <i2c/i2c-gpio.h>
+
+#include "generic.h"
+
+void at91_add_device_sdram(u32 size)
+{
+ if (!size)
+ size = at91sama5_get_ddram_size();
+
+ arm_add_mem_device("ram0", SAMA5_DDRCS, size);
+ add_mem_device("sram0", SAMA5D4_SRAM_BASE,
+ SAMA5D4_SRAM_SIZE, IORESOURCE_MEM_WRITEABLE);
+}
+
+/* --------------------------------------------------------------------
+ * NAND / SmartMedia
+ * -------------------------------------------------------------------- */
+#if defined(CONFIG_NAND_ATMEL)
+static struct resource nand_resources[] = {
+ [0] = {
+ .start = SAMA5D4_CHIPSELECT_3,
+ .end = SAMA5D4_CHIPSELECT_3 + SZ_128M - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = SAMA5D4_BASE_PMECC,
+ .end = SAMA5D4_BASE_PMECC + 0x490 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [2] = {
+ .start = SAMA5D4_BASE_PMERRLOC,
+ .end = SAMA5D4_BASE_PMERRLOC + 0x100 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+void __init at91_add_device_nand(struct atmel_nand_data *data)
+{
+ if (!data)
+ return;
+
+ at91_set_A_periph(AT91_PIN_PC5, 0); /* D0 */
+ at91_set_A_periph(AT91_PIN_PC6, 0); /* D1 */
+ at91_set_A_periph(AT91_PIN_PC7, 0); /* D2 */
+ at91_set_A_periph(AT91_PIN_PC8, 0); /* D3 */
+ at91_set_A_periph(AT91_PIN_PC9, 0); /* D4 */
+ at91_set_A_periph(AT91_PIN_PC10, 0); /* D5 */
+ at91_set_A_periph(AT91_PIN_PC11, 0); /* D6 */
+ at91_set_A_periph(AT91_PIN_PC12, 0); /* D7 */
+ at91_set_A_periph(AT91_PIN_PC13, 0); /* RE */
+ at91_set_A_periph(AT91_PIN_PC14, 0); /* WE */
+ at91_set_A_periph(AT91_PIN_PC15, 1); /* NCS */
+ at91_set_A_periph(AT91_PIN_PC16, 1); /* RDY */
+ at91_set_A_periph(AT91_PIN_PC17, 1); /* ALE */
+ at91_set_A_periph(AT91_PIN_PC18, 1); /* CLE */
+
+ /* enable pin */
+ if (gpio_is_valid(data->enable_pin))
+ at91_set_gpio_output(data->enable_pin, 1);
+
+ /* ready/busy pin */
+ if (gpio_is_valid(data->rdy_pin))
+ at91_set_gpio_input(data->rdy_pin, 1);
+
+ /* card detect pin */
+ if (gpio_is_valid(data->det_pin))
+ at91_set_gpio_input(data->det_pin, 1);
+
+ add_generic_device_res("atmel_nand", 0, nand_resources,
+ ARRAY_SIZE(nand_resources), data);
+}
+#else
+void __init at91_add_device_nand(struct atmel_nand_data *data) {}
+#endif
+
+#if defined(CONFIG_DRIVER_NET_MACB)
+void at91_add_device_eth(int id, struct macb_platform_data *data)
+{
+ if (!data)
+ return;
+
+ switch (id) {
+ case 0:
+ at91_set_A_periph(AT91_PIN_PB16, 0); /* GMDC */
+ at91_set_A_periph(AT91_PIN_PB17, 0); /* GMDIO */
+
+ at91_set_A_periph(AT91_PIN_PB0, 0); /* GTXCK */
+ at91_set_A_periph(AT91_PIN_PB2, 0); /* GTXEN */
+ at91_set_A_periph(AT91_PIN_PB6, 0); /* GRXDV */
+ at91_set_A_periph(AT91_PIN_PB7, 0); /* GRXER */
+
+ switch (data->phy_interface) {
+ case PHY_INTERFACE_MODE_MII:
+ at91_set_A_periph(AT91_PIN_PB4, 0); /* GCRS */
+ at91_set_A_periph(AT91_PIN_PB5, 0); /* GCOL */
+ at91_set_A_periph(AT91_PIN_PB14, 0); /* GTX2 */
+ at91_set_A_periph(AT91_PIN_PB15, 0); /* GTX3 */
+ at91_set_A_periph(AT91_PIN_PB3, 0); /* GTXER */
+ at91_set_A_periph(AT91_PIN_PB1, 0); /* GRXCK */
+ at91_set_A_periph(AT91_PIN_PB10, 0); /* GRX2 */
+ at91_set_A_periph(AT91_PIN_PB11, 0); /* GRX3 */
+ case PHY_INTERFACE_MODE_RMII:
+ at91_set_A_periph(AT91_PIN_PB12, 0); /* GTX0 */
+ at91_set_A_periph(AT91_PIN_PB13, 0); /* GTX1 */
+ at91_set_A_periph(AT91_PIN_PB8, 0); /* GRX0 */
+ at91_set_A_periph(AT91_PIN_PB9, 0); /* GRX1 */
+ break;
+ default:
+ return;
+ }
+
+ add_generic_device("macb", id, NULL, SAMA5D4_BASE_GMAC0, SZ_16K,
+ IORESOURCE_MEM, data);
+ break;
+ case 1:
+ at91_set_B_periph(AT91_PIN_PA22, 0); /* GMDC */
+ at91_set_B_periph(AT91_PIN_PA23, 0); /* GMDIO */
+
+ at91_set_B_periph(AT91_PIN_PA2, 0); /* GTXCK */
+ at91_set_B_periph(AT91_PIN_PA4, 0); /* GTXEN */
+ at91_set_B_periph(AT91_PIN_PA10, 0); /* GRXDV */
+ at91_set_B_periph(AT91_PIN_PA11, 0); /* GRXER */
+
+ switch (data->phy_interface) {
+ case PHY_INTERFACE_MODE_MII:
+ at91_set_B_periph(AT91_PIN_PA6, 0); /* GCRS */
+ at91_set_B_periph(AT91_PIN_PA9, 0); /* GCOL */
+ at91_set_B_periph(AT91_PIN_PA20, 0); /* GTX2 */
+ at91_set_B_periph(AT91_PIN_PA21, 0); /* GTX3 */
+ at91_set_B_periph(AT91_PIN_PA5, 0); /* GTXER */
+ at91_set_B_periph(AT91_PIN_PA3, 0); /* GRXCK */
+ at91_set_B_periph(AT91_PIN_PA18, 0); /* GRX2 */
+ at91_set_B_periph(AT91_PIN_PA19, 0); /* GRX3 */
+ case PHY_INTERFACE_MODE_RMII:
+ at91_set_B_periph(AT91_PIN_PA12, 0); /* GTX0 */
+ at91_set_B_periph(AT91_PIN_PA13, 0); /* GTX1 */
+ at91_set_B_periph(AT91_PIN_PA8, 0); /* GRX0 */
+ at91_set_B_periph(AT91_PIN_PA9, 0); /* GRX1 */
+ break;
+ default:
+ return;
+ }
+
+ add_generic_device("macb", id, NULL, SAMA5D4_BASE_GMAC1, SZ_16K,
+ IORESOURCE_MEM, data);
+ break;
+ default:
+ return;
+ }
+
+}
+#else
+void at91_add_device_eth(int id, struct macb_platform_data *data) {}
+#endif
+
+#if defined(CONFIG_MCI_ATMEL)
+void __init at91_add_device_mci(short mmc_id,
+ struct atmel_mci_platform_data *data)
+{
+ resource_size_t start = ~0;
+
+ if (!data)
+ return;
+
+ /* Must have at least one usable slot */
+ if (!data->bus_width)
+ return;
+
+ /* input/irq */
+ if (gpio_is_valid(data->detect_pin)) {
+ at91_set_gpio_input(data->detect_pin, 1);
+ at91_set_deglitch(data->detect_pin, 1);
+ }
+
+ if (gpio_is_valid(data->wp_pin))
+ at91_set_gpio_input(data->wp_pin, 1);
+
+ switch (mmc_id) {
+ /* MCI0 */
+ case 0:
+ start = SAMA5D4_BASE_HSMCI0;
+
+ /* CLK */
+ at91_set_B_periph(AT91_PIN_PC4, 0);
+
+ /* CMD */
+ at91_set_B_periph(AT91_PIN_PC5, 1);
+
+ /* DAT0, maybe DAT1..DAT3 */
+ at91_set_B_periph(AT91_PIN_PC6, 1);
+ switch (data->bus_width) {
+ case 8:
+ at91_set_B_periph(AT91_PIN_PC10, 1);
+ at91_set_B_periph(AT91_PIN_PC11, 1);
+ at91_set_B_periph(AT91_PIN_PC12, 1);
+ at91_set_B_periph(AT91_PIN_PC13, 1);
+ case 4:
+ at91_set_B_periph(AT91_PIN_PC7, 1);
+ at91_set_B_periph(AT91_PIN_PC8, 1);
+ at91_set_B_periph(AT91_PIN_PC9, 1);
+ };
+
+ break;
+ /* MCI1 */
+ case 1:
+ start = SAMA5D4_BASE_HSMCI1;
+
+ /*
+ * As the mci1 io internal pull down is to strong,
+ * which cause external pull up doesn't work, so,
+ * disable internal pull down.
+ */
+
+ /* CLK */
+ at91_set_C_periph(AT91_PIN_PE18, 0);
+ at91_set_pulldown(AT91_PIN_PE18, 0);
+
+ /* CMD */
+ at91_set_C_periph(AT91_PIN_PE19, 1);
+ at91_set_pulldown(AT91_PIN_PE19, 0);
+
+ /* DAT0, maybe DAT1..DAT3 */
+ at91_set_C_periph(AT91_PIN_PE20, 1);
+ at91_set_pulldown(AT91_PIN_PE20, 0);
+ if (data->bus_width == 4) {
+ at91_set_C_periph(AT91_PIN_PE21, 1);
+ at91_set_pulldown(AT91_PIN_PE21, 0);
+ at91_set_C_periph(AT91_PIN_PE22, 1);
+ at91_set_pulldown(AT91_PIN_PE22, 0);
+ at91_set_C_periph(AT91_PIN_PE23, 1);
+ at91_set_pulldown(AT91_PIN_PE23, 0);
+ }
+
+ break;
+ }
+
+ add_generic_device("atmel_mci", mmc_id, NULL, start, SZ_16K,
+ IORESOURCE_MEM, data);
+}
+#else
+void __init at91_add_device_mci(short mmc_id,
+ struct atmel_mci_platform_data *data) {}
+#endif
+
+#if defined(CONFIG_I2C_GPIO)
+static struct i2c_gpio_platform_data pdata_i2c[] = {
+ {
+ .sda_pin = AT91_PIN_PA30,
+ .sda_is_open_drain = 1,
+ .scl_pin = AT91_PIN_PA31,
+ .scl_is_open_drain = 1,
+ .udelay = 5, /* ~100 kHz */
+ }, {
+ .sda_pin = AT91_PIN_PE29,
+ .sda_is_open_drain = 1,
+ .scl_pin = AT91_PIN_PE30,
+ .scl_is_open_drain = 1,
+ .udelay = 5, /* ~100 kHz */
+ }, {
+ .sda_pin = AT91_PIN_PB29,
+ .sda_is_open_drain = 1,
+ .scl_pin = AT91_PIN_PB30,
+ .scl_is_open_drain = 1,
+ .udelay = 5, /* ~100 kHz */
+ }, {
+ .sda_pin = AT91_PIN_PC25,
+ .sda_is_open_drain = 1,
+ .scl_pin = AT91_PIN_PC26,
+ .scl_is_open_drain = 1,
+ .udelay = 5, /* ~100 kHz */
+ }
+};
+
+void at91_add_device_i2c(short i2c_id, struct i2c_board_info *devices,
+ int nr_devices)
+{
+ struct i2c_gpio_platform_data *pdata;
+
+ if (i2c_id > ARRAY_SIZE(pdata_i2c))
+ return;
+
+ i2c_register_board_info(i2c_id, devices, nr_devices);
+
+ pdata = &pdata_i2c[i2c_id];
+
+ at91_set_GPIO_periph(pdata->sda_pin, 1); /* TWD (SDA) */
+ at91_set_multi_drive(pdata->sda_pin, 1);
+
+ at91_set_GPIO_periph(pdata->scl_pin, 1); /* TWCK (SCL) */
+ at91_set_multi_drive(pdata->scl_pin, 1);
+
+ add_generic_device_res("i2c-gpio", i2c_id, NULL, 0, pdata);
+}
+#else
+void at91_add_device_i2c(short i2c_id, struct i2c_board_info *devices,
+ int nr_devices) {}
+#endif
+
+/* --------------------------------------------------------------------
+ * SPI
+ * -------------------------------------------------------------------- */
+#if defined(CONFIG_DRIVER_SPI_ATMEL)
+static unsigned spi0_standard_cs[2] = { AT91_PIN_PC3, AT91_PIN_PC4 };
+static unsigned spi1_standard_cs[2] = { AT91_PIN_PB21, AT91_PIN_PB22 };
+
+static struct at91_spi_platform_data spi_pdata[] = {
+ [0] = {
+ .chipselect = spi0_standard_cs,
+ .num_chipselect = ARRAY_SIZE(spi0_standard_cs),
+ },
+ [1] = {
+ .chipselect = spi1_standard_cs,
+ .num_chipselect = ARRAY_SIZE(spi1_standard_cs),
+ },
+};
+
+void at91_add_device_spi(int spi_id, struct at91_spi_platform_data *pdata)
+{
+ int i;
+ int cs_pin;
+ resource_size_t start = ~0;
+
+ BUG_ON(spi_id > 1);
+
+ if (!pdata)
+ pdata = &spi_pdata[spi_id];
+
+ for (i = 0; i < pdata->num_chipselect; i++) {
+ cs_pin = pdata->chipselect[i];
+
+ /* enable chip-select pin */
+ if (gpio_is_valid(cs_pin))
+ at91_set_gpio_output(cs_pin, 1);
+ }
+
+ /* Configure SPI bus(es) */
+ switch (spi_id) {
+ case 0:
+ start = SAMA5D4_BASE_SPI0;
+ at91_set_A_periph(AT91_PIN_PC0, 0); /* SPI0_MISO */
+ at91_set_A_periph(AT91_PIN_PC1, 0); /* SPI0_MOSI */
+ at91_set_A_periph(AT91_PIN_PC2, 0); /* SPI0_SPCK */
+ break;
+ case 1:
+ start = SAMA5D4_BASE_SPI1;
+ at91_set_A_periph(AT91_PIN_PB18, 0); /* SPI1_MISO */
+ at91_set_A_periph(AT91_PIN_PB19, 0); /* SPI1_MOSI */
+ at91_set_A_periph(AT91_PIN_PB20, 0); /* SPI1_SPCK */
+ break;
+ }
+
+ add_generic_device("atmel_spi", spi_id, NULL, start, SZ_16K,
+ IORESOURCE_MEM, pdata);
+}
+#else
+void at91_add_device_spi(int spi_id, struct at91_spi_platform_data *pdata) {}
+#endif
+
+/* --------------------------------------------------------------------
+ * LCD Controller
+ * -------------------------------------------------------------------- */
+#if defined(CONFIG_DRIVER_VIDEO_ATMEL_HLCD)
+void __init at91_add_device_lcdc(struct atmel_lcdfb_platform_data *data)
+{
+ BUG_ON(!data);
+
+ at91_set_A_periph(AT91_PIN_PA24, 0); /* LCDPWM */
+ at91_set_A_periph(AT91_PIN_PA25, 0); /* LCDDISP */
+ at91_set_A_periph(AT91_PIN_PA26, 0); /* LCDVSYNC */
+ at91_set_A_periph(AT91_PIN_PA27, 0); /* LCDHSYNC */
+ at91_set_A_periph(AT91_PIN_PA28, 0); /* LCDDOTCK */
+ at91_set_A_periph(AT91_PIN_PA29, 0); /* LCDDEN */
+
+ at91_set_A_periph(AT91_PIN_PA2, 0); /* LCDD2 */
+ at91_set_A_periph(AT91_PIN_PA3, 0); /* LCDD3 */
+ at91_set_A_periph(AT91_PIN_PA4, 0); /* LCDD4 */
+ at91_set_A_periph(AT91_PIN_PA5, 0); /* LCDD5 */
+ at91_set_A_periph(AT91_PIN_PA6, 0); /* LCDD6 */
+ at91_set_A_periph(AT91_PIN_PA7, 0); /* LCDD7 */
+
+ at91_set_A_periph(AT91_PIN_PA10, 0); /* LCDD10 */
+ at91_set_A_periph(AT91_PIN_PA11, 0); /* LCDD11 */
+ at91_set_A_periph(AT91_PIN_PA12, 0); /* LCDD12 */
+ at91_set_A_periph(AT91_PIN_PA13, 0); /* LCDD13 */
+ at91_set_A_periph(AT91_PIN_PA14, 0); /* LCDD14 */
+ at91_set_A_periph(AT91_PIN_PA15, 0); /* LCDD15 */
+
+ at91_set_A_periph(AT91_PIN_PA18, 0); /* LCDD18 */
+ at91_set_A_periph(AT91_PIN_PA19, 0); /* LCDD19 */
+ at91_set_A_periph(AT91_PIN_PA20, 0); /* LCDD20 */
+ at91_set_A_periph(AT91_PIN_PA21, 0); /* LCDD21 */
+ at91_set_A_periph(AT91_PIN_PA22, 0); /* LCDD22 */
+ at91_set_A_periph(AT91_PIN_PA23, 0); /* LCDD23 */
+
+ add_generic_device("atmel_hlcdfb", DEVICE_ID_SINGLE, NULL,
+ SAMA5D4_BASE_LCDC, SZ_4K, IORESOURCE_MEM, data);
+}
+#else
+void __init at91_add_device_lcdc(struct atmel_lcdfb_platform_data *data) {}
+#endif
+
+/* --------------------------------------------------------------------
+ * UART
+ * -------------------------------------------------------------------- */
+#if defined(CONFIG_DRIVER_SERIAL_ATMEL)
+resource_size_t __init at91_configure_dbgu(void)
+{
+ at91_set_A_periph(AT91_PIN_PB25, 1); /* TXD1 */
+ at91_set_A_periph(AT91_PIN_PB24, 0); /* RXD1 */
+
+ return SAMA5D4_BASE_DBGU;
+}
+
+resource_size_t __init at91_configure_usart0(unsigned pins)
+{
+ at91_set_A_periph(AT91_PIN_PD13, 1); /* TXD1 */
+ at91_set_A_periph(AT91_PIN_PD12, 0); /* RXD1 */
+
+ return SAMA5D4_BASE_USART0;
+}
+
+resource_size_t __init at91_configure_usart1(unsigned pins)
+{
+ at91_set_A_periph(AT91_PIN_PD17, 1); /* TXD1 */
+ at91_set_A_periph(AT91_PIN_PD16, 0); /* RXD1 */
+
+ return SAMA5D4_BASE_USART1;
+}
+
+
+resource_size_t __init at91_configure_usart2(unsigned pins)
+{
+ at91_set_B_periph(AT91_PIN_PB5, 1); /* TXD1 */
+ at91_set_B_periph(AT91_PIN_PB4, 0); /* RXD1 */
+
+ return SAMA5D4_BASE_USART2;
+}
+
+resource_size_t __init at91_configure_usart3(unsigned pins)
+{
+ at91_set_B_periph(AT91_PIN_PE17, 1); /* TXD1 */
+ at91_set_B_periph(AT91_PIN_PE16, 0); /* RXD1 */
+
+ return SAMA5D4_BASE_USART3;
+}
+
+resource_size_t __init at91_configure_usart4(unsigned pins)
+{
+ at91_set_B_periph(AT91_PIN_PE27, 1); /* TXD1 */
+ at91_set_B_periph(AT91_PIN_PE26, 0); /* RXD1 */
+
+ return SAMA5D4_BASE_USART4;
+}
+
+resource_size_t __init at91_configure_usart5(unsigned pins)
+{
+ at91_set_B_periph(AT91_PIN_PE30, 1); /* TXD1 */
+ at91_set_B_periph(AT91_PIN_PE29, 0); /* RXD1 */
+
+ return SAMA5D4_BASE_UART0;
+}
+
+resource_size_t __init at91_configure_usart6(unsigned pins)
+{
+ at91_set_C_periph(AT91_PIN_PC26, 1); /* TXD1 */
+ at91_set_C_periph(AT91_PIN_PC25, 0); /* RXD1 */
+
+ return SAMA5D4_BASE_UART1;
+}
+#endif
--
2.1.0.24.g4109c28
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