Nokia RX-51: Remember setup_console_atag option
[oweals/u-boot.git] / board / nokia / rx51 / rx51.c
index 48eb65f8968365a918adf893cd1780f3e8f16d74..a282fe68a610f498ff37937cffa6281ab17081d2 100644 (file)
@@ -1,9 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * (C) Copyright 2012
  * Ивайло Димитров <freemangordon@abv.bg>
  *
  * (C) Copyright 2011-2012
- * Pali Rohár <pali.rohar@gmail.com>
+ * Pali Rohár <pali@kernel.org>
  *
  * (C) Copyright 2010
  * Alistair Buxton <a.j.buxton@gmail.com>
  *
  *     Richard Woodruff <r-woodruff2@ti.com>
  *     Syed Mohammed Khasim <khasim@ti.com>
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * 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.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
  */
 
 #include <common.h>
+#include <env.h>
 #include <watchdog.h>
 #include <malloc.h>
 #include <twl4030.h>
@@ -85,18 +69,12 @@ static struct tag_omap omap[] = {
        OMAP_TAG_GPIO_SWITCH_CONFIG("sleep_ind", 0xa2, 0x2, 0x2, 0x0),
        OMAP_TAG_GPIO_SWITCH_CONFIG("slide", GPIO_SLIDE, 0x0, 0x0, 0x0),
        OMAP_TAG_WLAN_CX3110X_CONFIG(0x25, 0xff, 87, 42, -1),
-       OMAP_TAG_PARTITION_CONFIG(PART1_NAME, PART1_SIZE * PART1_MULL,
-                       PART1_OFFS, PART1_MASK),
-       OMAP_TAG_PARTITION_CONFIG(PART2_NAME, PART2_SIZE * PART2_MULL,
-                       PART2_OFFS, PART2_MASK),
-       OMAP_TAG_PARTITION_CONFIG(PART3_NAME, PART3_SIZE * PART3_MULL,
-                       PART3_OFFS, PART3_MASK),
-       OMAP_TAG_PARTITION_CONFIG(PART4_NAME, PART4_SIZE * PART4_MULL,
-                       PART4_OFFS, PART4_MASK),
-       OMAP_TAG_PARTITION_CONFIG(PART5_NAME, PART5_SIZE * PART5_MULL,
-                       PART5_OFFS, PART5_MASK),
-       OMAP_TAG_PARTITION_CONFIG(PART6_NAME, PART6_SIZE * PART6_MULL,
-                       PART6_OFFS, PART6_MASK),
+       OMAP_TAG_PARTITION_CONFIG("bootloader", 128 * 1024, 0x00000000, 0x00000003),
+       OMAP_TAG_PARTITION_CONFIG("config", 384 * 1024, 0x00020000, 0x00000000),
+       OMAP_TAG_PARTITION_CONFIG("log", 256 * 1024, 0x00080000, 0x00000000),
+       OMAP_TAG_PARTITION_CONFIG("kernel", 2 * 1024*1024, 0x000c0000, 0x00000000),
+       OMAP_TAG_PARTITION_CONFIG("initfs", 2 * 1024*1024, 0x002c0000, 0x00000000),
+       OMAP_TAG_PARTITION_CONFIG("rootfs", 257280 * 1024, 0x004c0000, 0x00000000),
        OMAP_TAG_BOOT_REASON_CONFIG("pwr_key"),
        OMAP_TAG_VERSION_STR_CONFIG("product", "RX-51"),
        OMAP_TAG_VERSION_STR_CONFIG("hw-build", "2101"),
@@ -109,6 +87,7 @@ static char *boot_reason_ptr;
 static char *hw_build_ptr;
 static char *nolo_version_ptr;
 static char *boot_mode_ptr;
+static int serial_was_console_enabled;
 
 /*
  * Routine: init_omap_tags
@@ -165,6 +144,13 @@ static void reuse_omap_atags(struct tag_omap *t)
                                strcpy(boot_mode_ptr, version);
                        }
                        break;
+               case OMAP_TAG_UART:
+                       if (!t->u.uart.enabled_uarts)
+                               serial_was_console_enabled = 1;
+                       break;
+               case OMAP_TAG_SERIAL_CONSOLE:
+                       serial_was_console_enabled = 1;
+                       break;
                default:
                        break;
                }
@@ -250,18 +236,25 @@ void setup_board_tags(struct tag **in_params)
        params->u.core.rootdev = 0x0;
 
        /* append omap atag only if env setup_omap_atag is set to 1 */
-       str = getenv("setup_omap_atag");
+       str = env_get("setup_omap_atag");
        if (!str || str[0] != '1')
                return;
 
-       str = getenv("setup_console_atag");
-       if (str && str[0] == '1')
-               setup_console_atag = 1;
-       else
-               setup_console_atag = 0;
+       str = env_get("setup_console_atag");
+       if (str && str[0]) {
+               if (str[0] == '1')
+                       setup_console_atag = 1;
+               else
+                       setup_console_atag = 0;
+       } else {
+               if (serial_was_console_enabled)
+                       setup_console_atag = 1;
+               else
+                       setup_console_atag = 0;
+       }
 
-       setup_boot_reason_atag = getenv("setup_boot_reason_atag");
-       setup_boot_mode_atag = getenv("setup_boot_mode_atag");
+       setup_boot_reason_atag = env_get("setup_boot_reason_atag");
+       setup_boot_mode_atag = env_get("setup_boot_mode_atag");
 
        params = *in_params;
        t = (struct tag_omap *)&params->u;
@@ -332,10 +325,10 @@ void *video_hw_init(void)
 static void twl4030_regulator_set_mode(u8 id, u8 mode)
 {
        u16 msg = MSG_SINGULAR(DEV_GRP_P1, id, mode);
-       twl4030_i2c_write_u8(TWL4030_CHIP_PM_MASTER, msg >> 8,
-                       TWL4030_PM_MASTER_PB_WORD_MSB);
-       twl4030_i2c_write_u8(TWL4030_CHIP_PM_MASTER, msg & 0xff,
-                       TWL4030_PM_MASTER_PB_WORD_LSB);
+       twl4030_i2c_write_u8(TWL4030_CHIP_PM_MASTER,
+                            TWL4030_PM_MASTER_PB_WORD_MSB, msg >> 8);
+       twl4030_i2c_write_u8(TWL4030_CHIP_PM_MASTER,
+                            TWL4030_PM_MASTER_PB_WORD_LSB, msg & 0xff);
 }
 
 static void omap3_emu_romcode_call(u32 service_id, u32 *parameters)
@@ -357,6 +350,17 @@ static void omap3_emu_romcode_call(u32 service_id, u32 *parameters)
        do_omap3_emu_romcode_call(service_id, OMAP3_PUBLIC_SRAM_SCRATCH_AREA);
 }
 
+void omap3_set_aux_cr_secure(u32 acr)
+{
+       struct emu_hal_params_rx51 emu_romcode_params = { 0, };
+
+       emu_romcode_params.num_params = 2;
+       emu_romcode_params.param1 = acr;
+
+       omap3_emu_romcode_call(OMAP3_EMU_HAL_API_WRITE_ACR,
+                              (u32 *)&emu_romcode_params);
+}
+
 /*
  * Routine: omap3_update_aux_cr_secure_rx51
  * Description: Modify the contents Auxiliary Control Register.
@@ -366,19 +370,13 @@ static void omap3_emu_romcode_call(u32 service_id, u32 *parameters)
  */
 static void omap3_update_aux_cr_secure_rx51(u32 set_bits, u32 clear_bits)
 {
-       struct emu_hal_params_rx51 emu_romcode_params = { 0, };
        u32 acr;
 
        /* Read ACR */
        asm volatile ("mrc p15, 0, %0, c1, c0, 1" : "=r" (acr));
        acr &= ~clear_bits;
        acr |= set_bits;
-
-       emu_romcode_params.num_params = 2;
-       emu_romcode_params.param1 = acr;
-
-       omap3_emu_romcode_call(OMAP3_EMU_HAL_API_WRITE_ACR,
-                               (u32 *)&emu_romcode_params);
+       omap3_set_aux_cr_secure(acr);
 }
 
 /*
@@ -406,12 +404,12 @@ int misc_init_r(void)
                                TWL4030_PM_RECEIVER_DEV_GRP_P1);
 
        /* store I2C access state */
-       twl4030_i2c_read_u8(TWL4030_CHIP_PM_MASTER, &state,
-                       TWL4030_PM_MASTER_PB_CFG);
+       twl4030_i2c_read_u8(TWL4030_CHIP_PM_MASTER, TWL4030_PM_MASTER_PB_CFG,
+                           &state);
 
        /* enable I2C access to powerbus (needed for twl4030 regulator) */
-       twl4030_i2c_write_u8(TWL4030_CHIP_PM_MASTER, 0x02,
-                       TWL4030_PM_MASTER_PB_CFG);
+       twl4030_i2c_write_u8(TWL4030_CHIP_PM_MASTER, TWL4030_PM_MASTER_PB_CFG,
+                            0x02);
 
        /* set VAUX3, VSIM and VMMC1 state to active - enable eMMC memory */
        twl4030_regulator_set_mode(RES_VAUX3, RES_STATE_ACTIVE);
@@ -419,12 +417,12 @@ int misc_init_r(void)
        twl4030_regulator_set_mode(RES_VMMC1, RES_STATE_ACTIVE);
 
        /* restore I2C access state */
-       twl4030_i2c_write_u8(TWL4030_CHIP_PM_MASTER, state,
-                       TWL4030_PM_MASTER_PB_CFG);
+       twl4030_i2c_write_u8(TWL4030_CHIP_PM_MASTER, TWL4030_PM_MASTER_PB_CFG,
+                            state);
 
        /* set env variable attkernaddr for relocated kernel */
        sprintf(buf, "%#x", KERNEL_ADDRESS);
-       setenv("attkernaddr", buf);
+       env_set("attkernaddr", buf);
 
        /* initialize omap tags */
        init_omap_tags();
@@ -432,14 +430,18 @@ int misc_init_r(void)
        /* reuse atags from previous bootloader */
        reuse_atags();
 
-       dieid_num_r();
+       omap_die_id_display();
        print_cpuinfo();
 
        /*
         * Cortex-A8(r1p0..r1p2) errata 430973 workaround
         * Set IBE bit in Auxiliary Control Register
+        *
+        * Call this routine only on real secure device
+        * Qemu does not implement secure PPA and crash
         */
-       omap3_update_aux_cr_secure_rx51(1 << 6, 0);
+       if (get_device_type() == HS_DEVICE)
+               omap3_update_aux_cr_secure_rx51(1 << 6, 0);
 
        return 0;
 }
@@ -475,14 +477,14 @@ void hw_watchdog_reset(void)
                return;
 
        /* read actual watchdog timeout */
-       twl4030_i2c_read_u8(TWL4030_CHIP_PM_RECEIVER, &timeout,
-                       TWL4030_PM_RECEIVER_WATCHDOG_CFG);
+       twl4030_i2c_read_u8(TWL4030_CHIP_PM_RECEIVER,
+                           TWL4030_PM_RECEIVER_WATCHDOG_CFG, &timeout);
 
        /* timeout 0 means watchdog is disabled */
        /* reset watchdog timeout to 31s (maximum) */
        if (timeout != 0)
-               twl4030_i2c_write_u8(TWL4030_CHIP_PM_RECEIVER, 31,
-                               TWL4030_PM_RECEIVER_WATCHDOG_CFG);
+               twl4030_i2c_write_u8(TWL4030_CHIP_PM_RECEIVER,
+                                    TWL4030_PM_RECEIVER_WATCHDOG_CFG, 31);
 
        /* store last watchdog reset time */
        twl_wd_time = get_timer(0);
@@ -531,8 +533,8 @@ int rx51_kp_init(void)
 {
        int ret = 0;
        u8 ctrl;
-       ret = twl4030_i2c_read_u8(TWL4030_CHIP_KEYPAD, &ctrl,
-               TWL4030_KEYPAD_KEYP_CTRL_REG);
+       ret = twl4030_i2c_read_u8(TWL4030_CHIP_KEYPAD,
+                                 TWL4030_KEYPAD_KEYP_CTRL_REG, &ctrl);
 
        if (ret)
                return ret;
@@ -541,18 +543,18 @@ int rx51_kp_init(void)
        ctrl |= TWL4030_KEYPAD_CTRL_KBD_ON;
        ctrl |= TWL4030_KEYPAD_CTRL_SOFT_NRST;
        ctrl |= TWL4030_KEYPAD_CTRL_SOFTMODEN;
-       ret |= twl4030_i2c_write_u8(TWL4030_CHIP_KEYPAD, ctrl,
-                               TWL4030_KEYPAD_KEYP_CTRL_REG);
+       ret |= twl4030_i2c_write_u8(TWL4030_CHIP_KEYPAD,
+                                   TWL4030_KEYPAD_KEYP_CTRL_REG, ctrl);
        /* enable key event status */
-       ret |= twl4030_i2c_write_u8(TWL4030_CHIP_KEYPAD, 0xfe,
-                               TWL4030_KEYPAD_KEYP_IMR1);
+       ret |= twl4030_i2c_write_u8(TWL4030_CHIP_KEYPAD,
+                                   TWL4030_KEYPAD_KEYP_IMR1, 0xfe);
        /* enable interrupt generation on rising and falling */
        /* this is a workaround for qemu twl4030 emulation */
-       ret |= twl4030_i2c_write_u8(TWL4030_CHIP_KEYPAD, 0x57,
-                               TWL4030_KEYPAD_KEYP_EDR);
+       ret |= twl4030_i2c_write_u8(TWL4030_CHIP_KEYPAD,
+                                   TWL4030_KEYPAD_KEYP_EDR, 0x57);
        /* enable ISR clear on read */
-       ret |= twl4030_i2c_write_u8(TWL4030_CHIP_KEYPAD, 0x05,
-                               TWL4030_KEYPAD_KEYP_SIH_CTRL);
+       ret |= twl4030_i2c_write_u8(TWL4030_CHIP_KEYPAD,
+                                   TWL4030_KEYPAD_KEYP_SIH_CTRL, 0x05);
        return 0;
 }
 
@@ -601,7 +603,7 @@ static void rx51_kp_fill(u8 k, u8 mods)
  * Routine: rx51_kp_tstc
  * Description: Test if key was pressed (from buffer).
  */
-int rx51_kp_tstc(void)
+int rx51_kp_tstc(struct stdio_dev *sdev)
 {
        u8 c, r, dk, i;
        u8 intr;
@@ -615,8 +617,8 @@ int rx51_kp_tstc(void)
        for (i = 0; i < 2; i++) {
 
                /* check interrupt register for events */
-               twl4030_i2c_read_u8(TWL4030_CHIP_KEYPAD, &intr,
-                               TWL4030_KEYPAD_KEYP_ISR1+(2*i));
+               twl4030_i2c_read_u8(TWL4030_CHIP_KEYPAD,
+                                   TWL4030_KEYPAD_KEYP_ISR1 + (2 * i), &intr);
 
                /* no event */
                if (!(intr&1))
@@ -657,10 +659,10 @@ int rx51_kp_tstc(void)
  * Routine: rx51_kp_getc
  * Description: Get last pressed key (from buffer).
  */
-int rx51_kp_getc(void)
+int rx51_kp_getc(struct stdio_dev *sdev)
 {
        keybuf_head %= KEYBUF_SIZE;
-       while (!rx51_kp_tstc())
+       while (!rx51_kp_tstc(sdev))
                WATCHDOG_RESET();
        return keybuf[keybuf_head++];
 }
@@ -675,3 +677,9 @@ int board_mmc_init(bd_t *bis)
        omap_mmc_init(1, 0, 0, -1, -1);
        return 0;
 }
+
+void board_mmc_power_init(void)
+{
+       twl4030_power_mmc_init(0);
+       twl4030_power_mmc_init(1);
+}