]> git.kernelconcepts.de Git - karo-tx-uboot.git/blobdiff - board/renesas/lager/lager.c
Merge branch 'u-boot-microblaze/zynq' into 'u-boot-arm/master'
[karo-tx-uboot.git] / board / renesas / lager / lager.c
index 5c99fc9b58c1ebdcb69af99c23677a3ad59c505e..a5a0474cd7a0f9c685c1636833c56acaaed308bb 100644 (file)
 #include <asm/arch/sys_proto.h>
 #include <asm/gpio.h>
 #include <asm/arch/rmobile.h>
+#include <miiphy.h>
+#include <i2c.h>
 #include "qos.h"
 
 DECLARE_GLOBAL_DATA_PTR;
 
-#define s_init_wait(cnt) \
-       ({      \
-               u32 i = 0x10000 * cnt;  \
-               while (i > 0)   \
-                       i--;    \
-       })
-
-#define dbpdrgd_check(bsc) \
-       ({      \
-               while ((readl(&bsc->dbpdrgd) & 0x1) != 0x1)     \
-                       ;       \
-       })
-
-#if defined(CONFIG_NORFLASH)
-static void bsc_init(void)
-{
-       struct r8a7790_lbsc *lbsc = (struct r8a7790_lbsc *)LBSC_BASE;
-       struct r8a7790_dbsc3 *dbsc3_0 = (struct r8a7790_dbsc3 *)DBSC3_0_BASE;
-
-       /* LBSC */
-       writel(0x00000020, &lbsc->cs0ctrl);
-       writel(0x00000020, &lbsc->cs1ctrl);
-       writel(0x00002020, &lbsc->ecs0ctrl);
-       writel(0x00002020, &lbsc->ecs1ctrl);
-
-       writel(0x077F077F, &lbsc->cswcr0);
-       writel(0x077F077F, &lbsc->cswcr1);
-       writel(0x077F077F, &lbsc->ecswcr0);
-       writel(0x077F077F, &lbsc->ecswcr1);
-
-       /* DBSC3 */
-       s_init_wait(10);
-
-       writel(0x0000A55A, &dbsc3_0->dbpdlck);
-       writel(0x00000001, &dbsc3_0->dbpdrga);
-       writel(0x80000000, &dbsc3_0->dbpdrgd);
-       writel(0x00000004, &dbsc3_0->dbpdrga);
-       dbpdrgd_check(dbsc3_0);
-
-       writel(0x00000006, &dbsc3_0->dbpdrga);
-       writel(0x0001C000, &dbsc3_0->dbpdrgd);
-
-       writel(0x00000023, &dbsc3_0->dbpdrga);
-       writel(0x00FD2480, &dbsc3_0->dbpdrgd);
-
-       writel(0x00000010, &dbsc3_0->dbpdrga);
-       writel(0xF004649B, &dbsc3_0->dbpdrgd);
-
-       writel(0x0000000F, &dbsc3_0->dbpdrga);
-       writel(0x00181EE4, &dbsc3_0->dbpdrgd);
-
-       writel(0x0000000E, &dbsc3_0->dbpdrga);
-       writel(0x33C03812, &dbsc3_0->dbpdrgd);
-
-       writel(0x00000003, &dbsc3_0->dbpdrga);
-       writel(0x0300C481, &dbsc3_0->dbpdrgd);
-
-       writel(0x00000007, &dbsc3_0->dbkind);
-       writel(0x10030A02, &dbsc3_0->dbconf0);
-       writel(0x00000001, &dbsc3_0->dbphytype);
-       writel(0x00000000, &dbsc3_0->dbbl);
-       writel(0x0000000B, &dbsc3_0->dbtr0);
-       writel(0x00000008, &dbsc3_0->dbtr1);
-       writel(0x00000000, &dbsc3_0->dbtr2);
-       writel(0x0000000B, &dbsc3_0->dbtr3);
-       writel(0x000C000B, &dbsc3_0->dbtr4);
-       writel(0x00000027, &dbsc3_0->dbtr5);
-       writel(0x0000001C, &dbsc3_0->dbtr6);
-       writel(0x00000005, &dbsc3_0->dbtr7);
-       writel(0x00000018, &dbsc3_0->dbtr8);
-       writel(0x00000008, &dbsc3_0->dbtr9);
-       writel(0x0000000C, &dbsc3_0->dbtr10);
-       writel(0x00000009, &dbsc3_0->dbtr11);
-       writel(0x00000012, &dbsc3_0->dbtr12);
-       writel(0x000000D0, &dbsc3_0->dbtr13);
-       writel(0x00140005, &dbsc3_0->dbtr14);
-       writel(0x00050004, &dbsc3_0->dbtr15);
-       writel(0x70233005, &dbsc3_0->dbtr16);
-       writel(0x000C0000, &dbsc3_0->dbtr17);
-       writel(0x00000300, &dbsc3_0->dbtr18);
-       writel(0x00000040, &dbsc3_0->dbtr19);
-       writel(0x00000001, &dbsc3_0->dbrnk0);
-       writel(0x00020001, &dbsc3_0->dbadj0);
-       writel(0x20082008, &dbsc3_0->dbadj2);
-       writel(0x00020002, &dbsc3_0->dbwt0cnf0);
-       writel(0x0000000F, &dbsc3_0->dbwt0cnf4);
-
-       writel(0x00000015, &dbsc3_0->dbpdrga);
-       writel(0x00000D70, &dbsc3_0->dbpdrgd);
-
-       writel(0x00000016, &dbsc3_0->dbpdrga);
-       writel(0x00000006, &dbsc3_0->dbpdrgd);
-
-       writel(0x00000017, &dbsc3_0->dbpdrga);
-       writel(0x00000018, &dbsc3_0->dbpdrgd);
-
-       writel(0x00000012, &dbsc3_0->dbpdrga);
-       writel(0x9D5CBB66, &dbsc3_0->dbpdrgd);
-
-       writel(0x00000013, &dbsc3_0->dbpdrga);
-       writel(0x1A868300, &dbsc3_0->dbpdrgd);
-
-       writel(0x00000023, &dbsc3_0->dbpdrga);
-       writel(0x00FDB6C0, &dbsc3_0->dbpdrgd);
-
-       writel(0x00000014, &dbsc3_0->dbpdrga);
-       writel(0x300214D8, &dbsc3_0->dbpdrgd);
-
-       writel(0x0000001A, &dbsc3_0->dbpdrga);
-       writel(0x930035C7, &dbsc3_0->dbpdrgd);
-
-       writel(0x00000060, &dbsc3_0->dbpdrga);
-       writel(0x330657B2, &dbsc3_0->dbpdrgd);
-
-       writel(0x00000011, &dbsc3_0->dbpdrga);
-       writel(0x1000040B, &dbsc3_0->dbpdrgd);
-
-       writel(0x0000FA00, &dbsc3_0->dbcmd);
-       writel(0x00000001, &dbsc3_0->dbpdrga);
-       writel(0x00000071, &dbsc3_0->dbpdrgd);
-
-       writel(0x00000004, &dbsc3_0->dbpdrga);
-       dbpdrgd_check(dbsc3_0);
-
-       writel(0x0000FA00, &dbsc3_0->dbcmd);
-       writel(0x2100FA00, &dbsc3_0->dbcmd);
-       writel(0x0000FA00, &dbsc3_0->dbcmd);
-       writel(0x0000FA00, &dbsc3_0->dbcmd);
-       writel(0x0000FA00, &dbsc3_0->dbcmd);
-       writel(0x0000FA00, &dbsc3_0->dbcmd);
-       writel(0x0000FA00, &dbsc3_0->dbcmd);
-       writel(0x0000FA00, &dbsc3_0->dbcmd);
-       writel(0x0000FA00, &dbsc3_0->dbcmd);
-
-       writel(0x110000DB, &dbsc3_0->dbcmd);
-
-       writel(0x00000001, &dbsc3_0->dbpdrga);
-       writel(0x00000181, &dbsc3_0->dbpdrgd);
-
-       writel(0x00000004, &dbsc3_0->dbpdrga);
-       dbpdrgd_check(dbsc3_0);
-
-       writel(0x00000001, &dbsc3_0->dbpdrga);
-       writel(0x0000FE01, &dbsc3_0->dbpdrgd);
-
-       writel(0x00000004, &dbsc3_0->dbpdrga);
-       dbpdrgd_check(dbsc3_0);
-
-       writel(0x00000000, &dbsc3_0->dbbs0cnt1);
-       writel(0x01004C20, &dbsc3_0->dbcalcnf);
-       writel(0x014000AA, &dbsc3_0->dbcaltr);
-       writel(0x00000140, &dbsc3_0->dbrfcnf0);
-       writel(0x00081860, &dbsc3_0->dbrfcnf1);
-       writel(0x00010000, &dbsc3_0->dbrfcnf2);
-       writel(0x00000001, &dbsc3_0->dbrfen);
-       writel(0x00000001, &dbsc3_0->dbacen);
-}
-#else
-#define bsc_init() do {} while (0)
-#endif /* CONFIG_NORFLASH */
-
+#define CLK2MHZ(clk)   (clk / 1000 / 1000)
 void s_init(void)
 {
-       struct r8a7790_rwdt *rwdt = (struct r8a7790_rwdt *)RWDT_BASE;
-       struct r8a7790_swdt *swdt = (struct r8a7790_swdt *)SWDT_BASE;
+       struct rcar_rwdt *rwdt = (struct rcar_rwdt *)RWDT_BASE;
+       struct rcar_swdt *swdt = (struct rcar_swdt *)SWDT_BASE;
+       u32 stc;
 
        /* Watchdog init */
        writel(0xA5A5A500, &rwdt->rwtcsra);
        writel(0xA5A5A500, &swdt->swtcsra);
 
+       /* CPU frequency setting. Set to 1.4GHz */
+       stc = ((1500 / CLK2MHZ(CONFIG_SYS_CLK_FREQ)) - 1) << PLL0_STC_BIT;
+       clrsetbits_le32(PLL0CR, PLL0_STC_MASK, stc);
+
        /* QoS(Quality-of-Service) Init */
        qos_init();
-
-       /* BSC init */
-       bsc_init();
 }
 
 #define MSTPSR1        0xE6150038
@@ -207,17 +51,9 @@ void s_init(void)
 #define SMSTPCR7       0xE615014C
 #define SCIF0_MSTP721  (1 << 21)
 
-#define PMMR   0xE6060000
-#define GPSR4  0xE6060014
-#define IPSR14 0xE6060058
-
-#define        set_guard_reg(addr, mask, value)        \
-{ \
-       u32     val; \
-       val = (readl(addr) & ~(mask)) | (value);        \
-       writel(~val, PMMR);     \
-       writel(val, addr);      \
-}
+#define MSTPSR8        0xE61509A0
+#define SMSTPCR8       0xE6150990
+#define ETHER_MSTP813  (1 << 13)
 
 #define mstp_setbits(type, addr, saddr, set) \
        out_##type((saddr), in_##type(addr) | (set))
@@ -232,30 +68,91 @@ int board_early_init_f(void)
 {
        /* TMU0 */
        mstp_clrbits_le32(MSTPSR1, SMSTPCR1, TMU0_MSTP125);
-
-#if defined(CONFIG_NORFLASH)
        /* SCIF0 */
-       set_guard_reg(GPSR4, 0x34000000, 0x00000000);
-       set_guard_reg(IPSR14, 0x00000FC7, 0x00000481);
-       set_guard_reg(GPSR4,  0x00000000, 0x34000000);
-#endif
-
        mstp_clrbits_le32(MSTPSR7, SMSTPCR7, SCIF0_MSTP721);
+       /* ETHER */
+       mstp_clrbits_le32(MSTPSR8, SMSTPCR8, ETHER_MSTP813);
 
        return 0;
 }
 
+void arch_preboot_os(void)
+{
+       /* Disable TMU0 */
+       mstp_setbits_le32(MSTPSR1, SMSTPCR1, TMU0_MSTP125);
+}
+
 DECLARE_GLOBAL_DATA_PTR;
 int board_init(void)
 {
-       /* board id for linux */
-       gd->bd->bi_arch_number = MACH_TYPE_LAGER;
        /* adress of boot parameters */
        gd->bd->bi_boot_params = LAGER_SDRAM_BASE + 0x100;
 
        /* Init PFC controller */
        r8a7790_pinmux_init();
 
+       /* ETHER Enable */
+       gpio_request(GPIO_FN_ETH_CRS_DV, NULL);
+       gpio_request(GPIO_FN_ETH_RX_ER, NULL);
+       gpio_request(GPIO_FN_ETH_RXD0, NULL);
+       gpio_request(GPIO_FN_ETH_RXD1, NULL);
+       gpio_request(GPIO_FN_ETH_LINK, NULL);
+       gpio_request(GPIO_FN_ETH_REF_CLK, NULL);
+       gpio_request(GPIO_FN_ETH_MDIO, NULL);
+       gpio_request(GPIO_FN_ETH_TXD1, NULL);
+       gpio_request(GPIO_FN_ETH_TX_EN, NULL);
+       gpio_request(GPIO_FN_ETH_MAGIC, NULL);
+       gpio_request(GPIO_FN_ETH_TXD0, NULL);
+       gpio_request(GPIO_FN_ETH_MDC, NULL);
+       gpio_request(GPIO_FN_IRQ0, NULL);
+
+       gpio_request(GPIO_GP_5_31, NULL);       /* PHY_RST */
+       gpio_direction_output(GPIO_GP_5_31, 0);
+       mdelay(20);
+       gpio_set_value(GPIO_GP_5_31, 1);
+       udelay(1);
+
+       return 0;
+}
+
+#define CXR24 0xEE7003C0 /* MAC address high register */
+#define CXR25 0xEE7003C8 /* MAC address low register */
+int board_eth_init(bd_t *bis)
+{
+       int ret = -ENODEV;
+
+#ifdef CONFIG_SH_ETHER
+       u32 val;
+       unsigned char enetaddr[6];
+
+       ret = sh_eth_initialize(bis);
+       if (!eth_getenv_enetaddr("ethaddr", enetaddr))
+               return ret;
+
+       /* Set Mac address */
+       val = enetaddr[0] << 24 | enetaddr[1] << 16 |
+           enetaddr[2] << 8 | enetaddr[3];
+       writel(val, CXR24);
+
+       val = enetaddr[4] << 8 | enetaddr[5];
+       writel(val, CXR25);
+
+#endif
+
+       return ret;
+}
+
+/* lager has KSZ8041NL/RNL */
+#define PHY_CONTROL1   0x1E
+#define PHY_LED_MODE   0xC0000
+#define PHY_LED_MODE_ACK       0x4000
+int board_phy_config(struct phy_device *phydev)
+{
+       int ret = phy_read(phydev, MDIO_DEVAD_NONE, PHY_CONTROL1);
+       ret &= ~PHY_LED_MODE;
+       ret |= PHY_LED_MODE_ACK;
+       ret = phy_write(phydev, MDIO_DEVAD_NONE, PHY_CONTROL1, (u16)ret);
+
        return 0;
 }
 
@@ -284,4 +181,11 @@ int board_late_init(void)
 
 void reset_cpu(ulong addr)
 {
+       u8 val;
+
+       i2c_set_bus_num(3); /* PowerIC connected to ch3 */
+       i2c_init(400000, 0);
+       i2c_read(CONFIG_SYS_I2C_POWERIC_ADDR, 0x13, 1, &val, 1);
+       val |= 0x02;
+       i2c_write(CONFIG_SYS_I2C_POWERIC_ADDR, 0x13, 1, &val, 1);
 }