sh: ms7724se: Add sh_eth support (a80cad95) · Commits · e / devices / android_kernel_teracube_2e

arch/sh/boards/mach-se/7724/setup.c

+104 −2

Original line number	Diff line number	Diff line
		@@ -23,6 +23,8 @@
		#include <media/sh_mobile_ceu.h>
		#include <asm/io.h>
		#include <asm/heartbeat.h>
		#include <asm/sh_eth.h>
		#include <asm/clock.h>
		#include <asm/sh_keysc.h>
		#include <cpu/sh7724.h>
		#include <mach-se/mach/se7724.h>
		@@ -272,6 +274,34 @@ static struct platform_device keysc_device = {
		},
		};

		/* SH Eth */
		static struct resource sh_eth_resources[] = {
		[0] = {
		.start = SH_ETH_ADDR,
		.end = SH_ETH_ADDR + 0x1FC,
		.flags = IORESOURCE_MEM,
		},
		[1] = {
		.start = 91,
		.flags = IORESOURCE_IRQ \| IORESOURCE_IRQ_HIGHLEVEL,
		},
		};

		struct sh_eth_plat_data sh_eth_plat = {
		.phy = 0x1f, /* SMSC LAN8187 */
		.edmac_endian = EDMAC_LITTLE_ENDIAN,
		};

		static struct platform_device sh_eth_device = {
		.name = "sh-eth",
		.id = 0,
		.dev = {
		.platform_data = &sh_eth_plat,
		},
		.num_resources = ARRAY_SIZE(sh_eth_resources),
		.resource = sh_eth_resources,
		};

		static struct platform_device *ms7724se_devices[] __initdata = {
		&heartbeat_device,
		&smc91x_eth_device,
		@@ -280,8 +310,57 @@ static struct platform_device *ms7724se_devices[] __initdata = {
		&ceu0_device,
		&ceu1_device,
		&keysc_device,
		&sh_eth_device,
		};

		#define EEPROM_OP 0xBA206000
		#define EEPROM_ADR 0xBA206004
		#define EEPROM_DATA 0xBA20600C
		#define EEPROM_STAT 0xBA206010
		#define EEPROM_STRT 0xBA206014
		static int __init sh_eth_is_eeprom_ready(void)
		{
		int t = 10000;

		while (t--) {
		if (!ctrl_inw(EEPROM_STAT))
		return 1;
		cpu_relax();
		}

		printk(KERN_ERR "ms7724se can not access to eeprom\n");
		return 0;
		}

		static void __init sh_eth_init(void)
		{
		int i;
		u16 mac[3];

		/* check EEPROM status */
		if (!sh_eth_is_eeprom_ready())
		return;

		/* read MAC addr from EEPROM */
		for (i = 0 ; i < 3 ; i++) {
		ctrl_outw(0x0, EEPROM_OP); /* read */
		ctrl_outw(i*2, EEPROM_ADR);
		ctrl_outw(0x1, EEPROM_STRT);
		if (!sh_eth_is_eeprom_ready())
		return;

		mac[i] = ctrl_inw(EEPROM_DATA);
		mac[i] = ((mac[i] & 0xFF) << 8) \| (mac[i] >> 8); /* swap */
		}

		/* reset sh-eth */
		ctrl_outl(0x1, SH_ETH_ADDR + 0x0);

		/* set MAC addr */
		ctrl_outl(((mac[0] << 16) \| (mac[1])), SH_ETH_MAHR);
		ctrl_outl((mac[2]), SH_ETH_MALR);
		}

		#define SW4140 0xBA201000
		#define FPGA_OUT 0xBA200400
		#define PORT_HIZA 0xA4050158
		@@ -302,7 +381,8 @@ static int __init devices_setup(void)
		ctrl_outw(ctrl_inw(FPGA_OUT) &
		~((1 << 1) \| /* LAN */
		(1 << 6) \| /* VIDEO DAC */
		(1 << 12)), /* USB0 */
		(1 << 12) \| /* USB0 */
		(1 << 14)), /* RMII */
		FPGA_OUT);

		/* enable IRQ 0,1,2 */
		@@ -404,6 +484,28 @@ static int __init devices_setup(void)
		gpio_request(GPIO_FN_KEYOUT1, NULL);
		gpio_request(GPIO_FN_KEYOUT0, NULL);

		/*
		* enable SH-Eth
		*
		* please remove J33 pin from your board !!
		*
		* ms7724 board should not use GPIO_FN_LNKSTA pin
		* So, This time PTX5 is set to input pin
		*/
		gpio_request(GPIO_FN_RMII_RXD0, NULL);
		gpio_request(GPIO_FN_RMII_RXD1, NULL);
		gpio_request(GPIO_FN_RMII_TXD0, NULL);
		gpio_request(GPIO_FN_RMII_TXD1, NULL);
		gpio_request(GPIO_FN_RMII_REF_CLK, NULL);
		gpio_request(GPIO_FN_RMII_TX_EN, NULL);
		gpio_request(GPIO_FN_RMII_RX_ER, NULL);
		gpio_request(GPIO_FN_RMII_CRS_DV, NULL);
		gpio_request(GPIO_FN_MDIO, NULL);
		gpio_request(GPIO_FN_MDC, NULL);
		gpio_request(GPIO_PTX5, NULL);
		gpio_direction_input(GPIO_PTX5);
		sh_eth_init();

		if (sw & SW41_B) {
		/* SVGA */
		lcdc_info.ch[0].lcd_cfg.xres = 800;

arch/sh/include/mach-se/mach/se7724.h

+5 −0

Original line number	Diff line number	Diff line
		@@ -20,6 +20,11 @@
		*/
		#include <asm/addrspace.h>

		/* SH Eth */
		#define SH_ETH_ADDR (0xA4600000)
		#define SH_ETH_MAHR (SH_ETH_ADDR + 0x1C0)
		#define SH_ETH_MALR (SH_ETH_ADDR + 0x1C8)

		#define PA_LED (0xba203000) /* 8bit LED */
		#define IRQ_MODE (0xba200010)
		#define IRQ0_SR (0xba200014)