提交 a80cad95 编写于 作者: K Kuninori Morimoto 提交者: Paul Mundt

sh: ms7724se: Add sh_eth support

Signed-off-by: NKuninori Morimoto <morimoto.kuninori@renesas.com>
Signed-off-by: NPaul Mundt <lethal@linux-sh.org>
上级 dfc2f91a
master alk-4.19.24 alk-4.19.30 alk-4.19.34 alk-4.19.36 alk-4.19.43 alk-4.19.48 alk-4.19.57 ck-4.19.67 ck-4.19.81 ck-4.19.91 github/fork/deepanshu1422/fix-typo-in-comment github/fork/haosdent/fix-typo linux-next v4.19.91 v4.19.90 v4.19.89 v4.19.88 v4.19.87 v4.19.86 v4.19.85 v4.19.84 v4.19.83 v4.19.82 v4.19.81 v4.19.80 v4.19.79 v4.19.78 v4.19.77 v4.19.76 v4.19.75 v4.19.74 v4.19.73 v4.19.72 v4.19.71 v4.19.70 v4.19.69 v4.19.68 v4.19.67 v4.19.66 v4.19.65 v4.19.64 v4.19.63 v4.19.62 v4.19.61 v4.19.60 v4.19.59 v4.19.58 v4.19.57 v4.19.56 v4.19.55 v4.19.54 v4.19.53 v4.19.52 v4.19.51 v4.19.50 v4.19.49 v4.19.48 v4.19.47 v4.19.46 v4.19.45 v4.19.44 v4.19.43 v4.19.42 v4.19.41 v4.19.40 v4.19.39 v4.19.38 v4.19.37 v4.19.36 v4.19.35 v4.19.34 v4.19.33 v4.19.32 v4.19.31 v4.19.30 v4.19.29 v4.19.28 v4.19.27 v4.19.26 v4.19.25 v4.19.24 v4.19.23 v4.19.22 v4.19.21 v4.19.20 v4.19.19 v4.19.18 v4.19.17 v4.19.16 v4.19.15 v4.19.14 v4.19.13 v4.19.12 v4.19.11 v4.19.10 v4.19.9 v4.19.8 v4.19.7 v4.19.6 v4.19.5 v4.19.4 v4.19.3 v4.19.2 v4.19.1 v4.19 v4.19-rc8 v4.19-rc7 v4.19-rc6 v4.19-rc5 v4.19-rc4 v4.19-rc3 v4.19-rc2 v4.19-rc1 ck-release-21 ck-release-20 ck-release-19.2 ck-release-19.1 ck-release-19 ck-release-18 ck-release-17.2 ck-release-17.1 ck-release-17 ck-release-16 ck-release-15.1 ck-release-15 ck-release-14 ck-release-13.2 ck-release-13 ck-release-12 ck-release-11 ck-release-10 ck-release-9 ck-release-7 alk-release-15 alk-release-14 alk-release-13.2 alk-release-13 alk-release-12 alk-release-11 alk-release-10 alk-release-9 alk-release-7
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......@@ -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;
......@@ -437,7 +539,7 @@ static int __init devices_setup(void)
}
return platform_add_devices(ms7724se_devices,
ARRAY_SIZE(ms7724se_devices));
ARRAY_SIZE(ms7724se_devices));
}
device_initcall(devices_setup);
......
......@@ -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)
......
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