obj-$(CONFIG_DDR_MT47H32M16) += spr600_mt47h32m16_333_cl5_psync.o
obj-$(CONFIG_DDR_MT47H32M16) += spr600_mt47h32m16_37e_166_cl4_sync.o
obj-$(CONFIG_DDR_MT47H128M8) += spr600_mt47h128m8_3_266_cl5_async.o
+else
+obj-y += spr_misc.o spr_lowlevel_init.o
endif
extra-$(CONFIG_SPL_BUILD) := start.o
--- /dev/null
+/*
+ * (C) Copyright 2006
+ * Vipin Kumar, ST Micoelectronics, vipin.kumar@st.com.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <config.h>
+
+/*
+ * platform specific initializations are already done in Xloader
+ * Initializations already done include
+ * DDR, PLLs, IP's clock enable and reset release etc
+ */
+.globl lowlevel_init
+lowlevel_init:
+ mov pc, lr
+
+/* void setfreq(unsigned int device, unsigned int frequency) */
+.global setfreq
+setfreq:
+ stmfd sp!,{r14}
+ stmfd sp!,{r0-r12}
+
+ mov r8,sp
+ ldr sp,SRAM_STACK_V
+
+ /* Saving the function arguements for later use */
+ mov r4,r0
+ mov r5,r1
+
+ /* Putting DDR into self refresh */
+ ldr r0,DDR_07_V
+ ldr r1,[r0]
+ ldr r2,DDR_ACTIVE_V
+ bic r1, r1, r2
+ str r1,[r0]
+ ldr r0,DDR_57_V
+ ldr r1,[r0]
+ ldr r2,CYCLES_MASK_V
+ bic r1, r1, r2
+ ldr r2,REFRESH_CYCLES_V
+ orr r1, r1, r2, lsl #16
+ str r1,[r0]
+ ldr r0,DDR_07_V
+ ldr r1,[r0]
+ ldr r2,SREFRESH_MASK_V
+ orr r1, r1, r2
+ str r1,[r0]
+
+ /* flush pipeline */
+ b flush
+ .align 5
+flush:
+ /* Delay to ensure self refresh mode */
+ ldr r0,SREFRESH_DELAY_V
+delay:
+ sub r0,r0,#1
+ cmp r0,#0
+ bne delay
+
+ /* Putting system in slow mode */
+ ldr r0,SCCTRL_V
+ mov r1,#2
+ str r1,[r0]
+
+ /* Changing PLL(1/2) frequency */
+ mov r0,r4
+ mov r1,r5
+
+ cmp r4,#0
+ beq pll1_freq
+
+ /* Change PLL2 (DDR frequency) */
+ ldr r6,PLL2_FREQ_V
+ ldr r7,PLL2_CNTL_V
+ b pll2_freq
+
+pll1_freq:
+ /* Change PLL1 (CPU frequency) */
+ ldr r6,PLL1_FREQ_V
+ ldr r7,PLL1_CNTL_V
+
+pll2_freq:
+ mov r0,r6
+ ldr r1,[r0]
+ ldr r2,PLLFREQ_MASK_V
+ bic r1,r1,r2
+ mov r2,r5,lsr#1
+ orr r1,r1,r2,lsl#24
+ str r1,[r0]
+
+ mov r0,r7
+ ldr r1,P1C0A_V
+ str r1,[r0]
+ ldr r1,P1C0E_V
+ str r1,[r0]
+ ldr r1,P1C06_V
+ str r1,[r0]
+ ldr r1,P1C0E_V
+ str r1,[r0]
+
+lock:
+ ldr r1,[r0]
+ and r1,r1,#1
+ cmp r1,#0
+ beq lock
+
+ /* Putting system back to normal mode */
+ ldr r0,SCCTRL_V
+ mov r1,#4
+ str r1,[r0]
+
+ /* Putting DDR back to normal */
+ ldr r0,DDR_07_V
+ ldr r1,[R0]
+ ldr r2,SREFRESH_MASK_V
+ bic r1, r1, r2
+ str r1,[r0]
+ ldr r2,DDR_ACTIVE_V
+ orr r1, r1, r2
+ str r1,[r0]
+
+ /* Delay to ensure self refresh mode */
+ ldr r0,SREFRESH_DELAY_V
+1:
+ sub r0,r0,#1
+ cmp r0,#0
+ bne 1b
+
+ mov sp,r8
+ /* Resuming back to code */
+ ldmia sp!,{r0-r12}
+ ldmia sp!,{pc}
+
+SCCTRL_V:
+ .word 0xfca00000
+PLL1_FREQ_V:
+ .word 0xfca8000C
+PLL1_CNTL_V:
+ .word 0xfca80008
+PLL2_FREQ_V:
+ .word 0xfca80018
+PLL2_CNTL_V:
+ .word 0xfca80014
+PLLFREQ_MASK_V:
+ .word 0xff000000
+P1C0A_V:
+ .word 0x1C0A
+P1C0E_V:
+ .word 0x1C0E
+P1C06_V:
+ .word 0x1C06
+
+SREFRESH_DELAY_V:
+ .word 0x9999
+SRAM_STACK_V:
+ .word 0xD2800600
+DDR_07_V:
+ .word 0xfc60001c
+DDR_ACTIVE_V:
+ .word 0x01000000
+DDR_57_V:
+ .word 0xfc6000e4
+CYCLES_MASK_V:
+ .word 0xffff0000
+REFRESH_CYCLES_V:
+ .word 0xf0f0
+SREFRESH_MASK_V:
+ .word 0x00010000
+
+.global setfreq_sz
+setfreq_sz:
+ .word setfreq_sz - setfreq
--- /dev/null
+/*
+ * (C) Copyright 2009
+ * Vipin Kumar, ST Micoelectronics, vipin.kumar@st.com.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <command.h>
+#include <i2c.h>
+#include <net.h>
+#include <linux/mtd/st_smi.h>
+#include <asm/io.h>
+#include <asm/arch/hardware.h>
+#include <asm/arch/spr_emi.h>
+#include <asm/arch/spr_defs.h>
+
+#define CPU 0
+#define DDR 1
+#define SRAM_REL 0xD2801000
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#if defined(CONFIG_CMD_NET)
+static int i2c_read_mac(uchar *buffer);
+#endif
+
+int dram_init(void)
+{
+ /* Store complete RAM size and return */
+ gd->ram_size = get_ram_size(PHYS_SDRAM_1, PHYS_SDRAM_1_MAXSIZE);
+
+ return 0;
+}
+
+int dram_init_banksize(void)
+{
+ gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
+ gd->bd->bi_dram[0].size = gd->ram_size;
+
+ return 0;
+}
+
+int board_early_init_f()
+{
+#if defined(CONFIG_ST_SMI)
+ smi_init();
+#endif
+ return 0;
+}
+int misc_init_r(void)
+{
+#if defined(CONFIG_CMD_NET)
+ uchar mac_id[6];
+
+ if (!eth_env_get_enetaddr("ethaddr", mac_id) && !i2c_read_mac(mac_id))
+ eth_env_set_enetaddr("ethaddr", mac_id);
+#endif
+ env_set("verify", "n");
+
+#if defined(CONFIG_SPEAR_USBTTY)
+ env_set("stdin", "usbtty");
+ env_set("stdout", "usbtty");
+ env_set("stderr", "usbtty");
+
+#ifndef CONFIG_SYS_NO_DCACHE
+ dcache_enable();
+#endif
+#endif
+ return 0;
+}
+
+#ifdef CONFIG_SPEAR_EMI
+struct cust_emi_para {
+ unsigned int tap;
+ unsigned int tsdp;
+ unsigned int tdpw;
+ unsigned int tdpr;
+ unsigned int tdcs;
+};
+
+/* EMI timing setting of m28w640hc of linux kernel */
+const struct cust_emi_para emi_timing_m28w640hc = {
+ .tap = 0x10,
+ .tsdp = 0x05,
+ .tdpw = 0x0a,
+ .tdpr = 0x0a,
+ .tdcs = 0x05,
+};
+
+/* EMI timing setting of bootrom */
+const struct cust_emi_para emi_timing_bootrom = {
+ .tap = 0xf,
+ .tsdp = 0x0,
+ .tdpw = 0xff,
+ .tdpr = 0x111,
+ .tdcs = 0x02,
+};
+
+void spear_emi_init(void)
+{
+ const struct cust_emi_para *p = &emi_timing_m28w640hc;
+ struct emi_regs *emi_regs_p = (struct emi_regs *)CONFIG_SPEAR_EMIBASE;
+ unsigned int cs;
+ unsigned int val, tmp;
+
+ val = readl(CONFIG_SPEAR_RASBASE);
+
+ if (val & EMI_ACKMSK)
+ tmp = 0x3f;
+ else
+ tmp = 0x0;
+
+ writel(tmp, &emi_regs_p->ack);
+
+ for (cs = 0; cs < CONFIG_SYS_MAX_FLASH_BANKS; cs++) {
+ writel(p->tap, &emi_regs_p->bank_regs[cs].tap);
+ writel(p->tsdp, &emi_regs_p->bank_regs[cs].tsdp);
+ writel(p->tdpw, &emi_regs_p->bank_regs[cs].tdpw);
+ writel(p->tdpr, &emi_regs_p->bank_regs[cs].tdpr);
+ writel(p->tdcs, &emi_regs_p->bank_regs[cs].tdcs);
+ writel(EMI_CNTL_ENBBYTERW | ((val & 0x18) >> 3),
+ &emi_regs_p->bank_regs[cs].control);
+ }
+}
+#endif
+
+int spear_board_init(ulong mach_type)
+{
+ gd->bd->bi_arch_number = mach_type;
+
+ /* adress of boot parameters */
+ gd->bd->bi_boot_params = CONFIG_BOOT_PARAMS_ADDR;
+
+#ifdef CONFIG_SPEAR_EMI
+ spear_emi_init();
+#endif
+ return 0;
+}
+
+#if defined(CONFIG_CMD_NET)
+static int i2c_read_mac(uchar *buffer)
+{
+ u8 buf[2];
+
+ i2c_read(CONFIG_I2C_CHIPADDRESS, MAGIC_OFF, 1, buf, MAGIC_LEN);
+
+ /* Check if mac in i2c memory is valid */
+ if ((buf[0] == MAGIC_BYTE0) && (buf[1] == MAGIC_BYTE1)) {
+ /* Valid mac address is saved in i2c eeprom */
+ i2c_read(CONFIG_I2C_CHIPADDRESS, MAC_OFF, 1, buffer, MAC_LEN);
+ return 0;
+ }
+
+ return -1;
+}
+
+static int write_mac(uchar *mac)
+{
+ u8 buf[2];
+
+ buf[0] = (u8)MAGIC_BYTE0;
+ buf[1] = (u8)MAGIC_BYTE1;
+ i2c_write(CONFIG_I2C_CHIPADDRESS, MAGIC_OFF, 1, buf, MAGIC_LEN);
+
+ buf[0] = (u8)~MAGIC_BYTE0;
+ buf[1] = (u8)~MAGIC_BYTE1;
+
+ i2c_read(CONFIG_I2C_CHIPADDRESS, MAGIC_OFF, 1, buf, MAGIC_LEN);
+
+ /* check if valid MAC address is saved in I2C EEPROM or not? */
+ if ((buf[0] == MAGIC_BYTE0) && (buf[1] == MAGIC_BYTE1)) {
+ i2c_write(CONFIG_I2C_CHIPADDRESS, MAC_OFF, 1, mac, MAC_LEN);
+ puts("I2C EEPROM written with mac address \n");
+ return 0;
+ }
+
+ puts("I2C EEPROM writing failed\n");
+ return -1;
+}
+#endif
+
+int do_chip_config(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+ void (*sram_setfreq) (unsigned int, unsigned int);
+ unsigned int frequency;
+#if defined(CONFIG_CMD_NET)
+ unsigned char mac[6];
+#endif
+
+ if ((argc > 3) || (argc < 2))
+ return cmd_usage(cmdtp);
+
+ if ((!strcmp(argv[1], "cpufreq")) || (!strcmp(argv[1], "ddrfreq"))) {
+
+ frequency = simple_strtoul(argv[2], NULL, 0);
+
+ if (frequency > 333) {
+ printf("Frequency is limited to 333MHz\n");
+ return 1;
+ }
+
+ sram_setfreq = memcpy((void *)SRAM_REL, setfreq, setfreq_sz);
+
+ if (!strcmp(argv[1], "cpufreq")) {
+ sram_setfreq(CPU, frequency);
+ printf("CPU frequency changed to %u\n", frequency);
+ } else {
+ sram_setfreq(DDR, frequency);
+ printf("DDR frequency changed to %u\n", frequency);
+ }
+
+ return 0;
+
+#if defined(CONFIG_CMD_NET)
+ } else if (!strcmp(argv[1], "ethaddr")) {
+
+ u32 reg;
+ char *e, *s = argv[2];
+ for (reg = 0; reg < 6; ++reg) {
+ mac[reg] = s ? simple_strtoul(s, &e, 16) : 0;
+ if (s)
+ s = (*e) ? e + 1 : e;
+ }
+ write_mac(mac);
+
+ return 0;
+#endif
+ } else if (!strcmp(argv[1], "print")) {
+#if defined(CONFIG_CMD_NET)
+ if (!i2c_read_mac(mac)) {
+ printf("Ethaddr (from i2c mem) = %pM\n", mac);
+ } else {
+ printf("Ethaddr (from i2c mem) = Not set\n");
+ }
+#endif
+ return 0;
+ }
+
+ return cmd_usage(cmdtp);
+}
+
+U_BOOT_CMD(chip_config, 3, 1, do_chip_config,
+ "configure chip",
+ "chip_config cpufreq/ddrfreq frequency\n"
+#if defined(CONFIG_CMD_NET)
+ "chip_config ethaddr XX:XX:XX:XX:XX:XX\n"
+#endif
+ "chip_config print");
+++ /dev/null
-#
-# (C) Copyright 2006
-# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
-#
-# SPDX-License-Identifier: GPL-2.0+
-#
-
-ifdef CONFIG_SPL_BUILD
-# necessary to create built-in.o
-obj- := __dummy__.o
-else
-obj-y := spr_misc.o
-obj-y += spr_lowlevel_init.o
-endif
+++ /dev/null
-/*
- * (C) Copyright 2006
- * Vipin Kumar, ST Micoelectronics, vipin.kumar@st.com.
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <config.h>
-
-/*
- * platform specific initializations are already done in Xloader
- * Initializations already done include
- * DDR, PLLs, IP's clock enable and reset release etc
- */
-.globl lowlevel_init
-lowlevel_init:
- mov pc, lr
-
-/* void setfreq(unsigned int device, unsigned int frequency) */
-.global setfreq
-setfreq:
- stmfd sp!,{r14}
- stmfd sp!,{r0-r12}
-
- mov r8,sp
- ldr sp,SRAM_STACK_V
-
- /* Saving the function arguements for later use */
- mov r4,r0
- mov r5,r1
-
- /* Putting DDR into self refresh */
- ldr r0,DDR_07_V
- ldr r1,[r0]
- ldr r2,DDR_ACTIVE_V
- bic r1, r1, r2
- str r1,[r0]
- ldr r0,DDR_57_V
- ldr r1,[r0]
- ldr r2,CYCLES_MASK_V
- bic r1, r1, r2
- ldr r2,REFRESH_CYCLES_V
- orr r1, r1, r2, lsl #16
- str r1,[r0]
- ldr r0,DDR_07_V
- ldr r1,[r0]
- ldr r2,SREFRESH_MASK_V
- orr r1, r1, r2
- str r1,[r0]
-
- /* flush pipeline */
- b flush
- .align 5
-flush:
- /* Delay to ensure self refresh mode */
- ldr r0,SREFRESH_DELAY_V
-delay:
- sub r0,r0,#1
- cmp r0,#0
- bne delay
-
- /* Putting system in slow mode */
- ldr r0,SCCTRL_V
- mov r1,#2
- str r1,[r0]
-
- /* Changing PLL(1/2) frequency */
- mov r0,r4
- mov r1,r5
-
- cmp r4,#0
- beq pll1_freq
-
- /* Change PLL2 (DDR frequency) */
- ldr r6,PLL2_FREQ_V
- ldr r7,PLL2_CNTL_V
- b pll2_freq
-
-pll1_freq:
- /* Change PLL1 (CPU frequency) */
- ldr r6,PLL1_FREQ_V
- ldr r7,PLL1_CNTL_V
-
-pll2_freq:
- mov r0,r6
- ldr r1,[r0]
- ldr r2,PLLFREQ_MASK_V
- bic r1,r1,r2
- mov r2,r5,lsr#1
- orr r1,r1,r2,lsl#24
- str r1,[r0]
-
- mov r0,r7
- ldr r1,P1C0A_V
- str r1,[r0]
- ldr r1,P1C0E_V
- str r1,[r0]
- ldr r1,P1C06_V
- str r1,[r0]
- ldr r1,P1C0E_V
- str r1,[r0]
-
-lock:
- ldr r1,[r0]
- and r1,r1,#1
- cmp r1,#0
- beq lock
-
- /* Putting system back to normal mode */
- ldr r0,SCCTRL_V
- mov r1,#4
- str r1,[r0]
-
- /* Putting DDR back to normal */
- ldr r0,DDR_07_V
- ldr r1,[R0]
- ldr r2,SREFRESH_MASK_V
- bic r1, r1, r2
- str r1,[r0]
- ldr r2,DDR_ACTIVE_V
- orr r1, r1, r2
- str r1,[r0]
-
- /* Delay to ensure self refresh mode */
- ldr r0,SREFRESH_DELAY_V
-1:
- sub r0,r0,#1
- cmp r0,#0
- bne 1b
-
- mov sp,r8
- /* Resuming back to code */
- ldmia sp!,{r0-r12}
- ldmia sp!,{pc}
-
-SCCTRL_V:
- .word 0xfca00000
-PLL1_FREQ_V:
- .word 0xfca8000C
-PLL1_CNTL_V:
- .word 0xfca80008
-PLL2_FREQ_V:
- .word 0xfca80018
-PLL2_CNTL_V:
- .word 0xfca80014
-PLLFREQ_MASK_V:
- .word 0xff000000
-P1C0A_V:
- .word 0x1C0A
-P1C0E_V:
- .word 0x1C0E
-P1C06_V:
- .word 0x1C06
-
-SREFRESH_DELAY_V:
- .word 0x9999
-SRAM_STACK_V:
- .word 0xD2800600
-DDR_07_V:
- .word 0xfc60001c
-DDR_ACTIVE_V:
- .word 0x01000000
-DDR_57_V:
- .word 0xfc6000e4
-CYCLES_MASK_V:
- .word 0xffff0000
-REFRESH_CYCLES_V:
- .word 0xf0f0
-SREFRESH_MASK_V:
- .word 0x00010000
-
-.global setfreq_sz
-setfreq_sz:
- .word setfreq_sz - setfreq
+++ /dev/null
-/*
- * (C) Copyright 2009
- * Vipin Kumar, ST Micoelectronics, vipin.kumar@st.com.
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <common.h>
-#include <command.h>
-#include <i2c.h>
-#include <net.h>
-#include <linux/mtd/st_smi.h>
-#include <asm/io.h>
-#include <asm/arch/hardware.h>
-#include <asm/arch/spr_emi.h>
-#include <asm/arch/spr_defs.h>
-
-#define CPU 0
-#define DDR 1
-#define SRAM_REL 0xD2801000
-
-DECLARE_GLOBAL_DATA_PTR;
-
-#if defined(CONFIG_CMD_NET)
-static int i2c_read_mac(uchar *buffer);
-#endif
-
-int dram_init(void)
-{
- /* Store complete RAM size and return */
- gd->ram_size = get_ram_size(PHYS_SDRAM_1, PHYS_SDRAM_1_MAXSIZE);
-
- return 0;
-}
-
-int dram_init_banksize(void)
-{
- gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
- gd->bd->bi_dram[0].size = gd->ram_size;
-
- return 0;
-}
-
-int board_early_init_f()
-{
-#if defined(CONFIG_ST_SMI)
- smi_init();
-#endif
- return 0;
-}
-int misc_init_r(void)
-{
-#if defined(CONFIG_CMD_NET)
- uchar mac_id[6];
-
- if (!eth_env_get_enetaddr("ethaddr", mac_id) && !i2c_read_mac(mac_id))
- eth_env_set_enetaddr("ethaddr", mac_id);
-#endif
- env_set("verify", "n");
-
-#if defined(CONFIG_SPEAR_USBTTY)
- env_set("stdin", "usbtty");
- env_set("stdout", "usbtty");
- env_set("stderr", "usbtty");
-
-#ifndef CONFIG_SYS_NO_DCACHE
- dcache_enable();
-#endif
-#endif
- return 0;
-}
-
-#ifdef CONFIG_SPEAR_EMI
-struct cust_emi_para {
- unsigned int tap;
- unsigned int tsdp;
- unsigned int tdpw;
- unsigned int tdpr;
- unsigned int tdcs;
-};
-
-/* EMI timing setting of m28w640hc of linux kernel */
-const struct cust_emi_para emi_timing_m28w640hc = {
- .tap = 0x10,
- .tsdp = 0x05,
- .tdpw = 0x0a,
- .tdpr = 0x0a,
- .tdcs = 0x05,
-};
-
-/* EMI timing setting of bootrom */
-const struct cust_emi_para emi_timing_bootrom = {
- .tap = 0xf,
- .tsdp = 0x0,
- .tdpw = 0xff,
- .tdpr = 0x111,
- .tdcs = 0x02,
-};
-
-void spear_emi_init(void)
-{
- const struct cust_emi_para *p = &emi_timing_m28w640hc;
- struct emi_regs *emi_regs_p = (struct emi_regs *)CONFIG_SPEAR_EMIBASE;
- unsigned int cs;
- unsigned int val, tmp;
-
- val = readl(CONFIG_SPEAR_RASBASE);
-
- if (val & EMI_ACKMSK)
- tmp = 0x3f;
- else
- tmp = 0x0;
-
- writel(tmp, &emi_regs_p->ack);
-
- for (cs = 0; cs < CONFIG_SYS_MAX_FLASH_BANKS; cs++) {
- writel(p->tap, &emi_regs_p->bank_regs[cs].tap);
- writel(p->tsdp, &emi_regs_p->bank_regs[cs].tsdp);
- writel(p->tdpw, &emi_regs_p->bank_regs[cs].tdpw);
- writel(p->tdpr, &emi_regs_p->bank_regs[cs].tdpr);
- writel(p->tdcs, &emi_regs_p->bank_regs[cs].tdcs);
- writel(EMI_CNTL_ENBBYTERW | ((val & 0x18) >> 3),
- &emi_regs_p->bank_regs[cs].control);
- }
-}
-#endif
-
-int spear_board_init(ulong mach_type)
-{
- gd->bd->bi_arch_number = mach_type;
-
- /* adress of boot parameters */
- gd->bd->bi_boot_params = CONFIG_BOOT_PARAMS_ADDR;
-
-#ifdef CONFIG_SPEAR_EMI
- spear_emi_init();
-#endif
- return 0;
-}
-
-#if defined(CONFIG_CMD_NET)
-static int i2c_read_mac(uchar *buffer)
-{
- u8 buf[2];
-
- i2c_read(CONFIG_I2C_CHIPADDRESS, MAGIC_OFF, 1, buf, MAGIC_LEN);
-
- /* Check if mac in i2c memory is valid */
- if ((buf[0] == MAGIC_BYTE0) && (buf[1] == MAGIC_BYTE1)) {
- /* Valid mac address is saved in i2c eeprom */
- i2c_read(CONFIG_I2C_CHIPADDRESS, MAC_OFF, 1, buffer, MAC_LEN);
- return 0;
- }
-
- return -1;
-}
-
-static int write_mac(uchar *mac)
-{
- u8 buf[2];
-
- buf[0] = (u8)MAGIC_BYTE0;
- buf[1] = (u8)MAGIC_BYTE1;
- i2c_write(CONFIG_I2C_CHIPADDRESS, MAGIC_OFF, 1, buf, MAGIC_LEN);
-
- buf[0] = (u8)~MAGIC_BYTE0;
- buf[1] = (u8)~MAGIC_BYTE1;
-
- i2c_read(CONFIG_I2C_CHIPADDRESS, MAGIC_OFF, 1, buf, MAGIC_LEN);
-
- /* check if valid MAC address is saved in I2C EEPROM or not? */
- if ((buf[0] == MAGIC_BYTE0) && (buf[1] == MAGIC_BYTE1)) {
- i2c_write(CONFIG_I2C_CHIPADDRESS, MAC_OFF, 1, mac, MAC_LEN);
- puts("I2C EEPROM written with mac address \n");
- return 0;
- }
-
- puts("I2C EEPROM writing failed\n");
- return -1;
-}
-#endif
-
-int do_chip_config(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
-{
- void (*sram_setfreq) (unsigned int, unsigned int);
- unsigned int frequency;
-#if defined(CONFIG_CMD_NET)
- unsigned char mac[6];
-#endif
-
- if ((argc > 3) || (argc < 2))
- return cmd_usage(cmdtp);
-
- if ((!strcmp(argv[1], "cpufreq")) || (!strcmp(argv[1], "ddrfreq"))) {
-
- frequency = simple_strtoul(argv[2], NULL, 0);
-
- if (frequency > 333) {
- printf("Frequency is limited to 333MHz\n");
- return 1;
- }
-
- sram_setfreq = memcpy((void *)SRAM_REL, setfreq, setfreq_sz);
-
- if (!strcmp(argv[1], "cpufreq")) {
- sram_setfreq(CPU, frequency);
- printf("CPU frequency changed to %u\n", frequency);
- } else {
- sram_setfreq(DDR, frequency);
- printf("DDR frequency changed to %u\n", frequency);
- }
-
- return 0;
-
-#if defined(CONFIG_CMD_NET)
- } else if (!strcmp(argv[1], "ethaddr")) {
-
- u32 reg;
- char *e, *s = argv[2];
- for (reg = 0; reg < 6; ++reg) {
- mac[reg] = s ? simple_strtoul(s, &e, 16) : 0;
- if (s)
- s = (*e) ? e + 1 : e;
- }
- write_mac(mac);
-
- return 0;
-#endif
- } else if (!strcmp(argv[1], "print")) {
-#if defined(CONFIG_CMD_NET)
- if (!i2c_read_mac(mac)) {
- printf("Ethaddr (from i2c mem) = %pM\n", mac);
- } else {
- printf("Ethaddr (from i2c mem) = Not set\n");
- }
-#endif
- return 0;
- }
-
- return cmd_usage(cmdtp);
-}
-
-U_BOOT_CMD(chip_config, 3, 1, do_chip_config,
- "configure chip",
- "chip_config cpufreq/ddrfreq frequency\n"
-#if defined(CONFIG_CMD_NET)
- "chip_config ethaddr XX:XX:XX:XX:XX:XX\n"
-#endif
- "chip_config print");
projects / oweals / u-boot.git / commitdiff