X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=board%2Fti%2Fpanda%2Fpanda.c;h=eb9ce630dceb7eabc4bddf24910acaa61d28d761;hb=a69fdc7787bfa2f27eed74c2ee58c28ce932d502;hp=2bbe392d8113fd0b5dd459f988a24e84afd6fa3a;hpb=d6639d10dbfa42dc888f8917012550b632a88959;p=platform%2Fkernel%2Fu-boot.git diff --git a/board/ti/panda/panda.c b/board/ti/panda/panda.c index 2bbe392..eb9ce63 100644 --- a/board/ti/panda/panda.c +++ b/board/ti/panda/panda.c @@ -3,28 +3,12 @@ * Texas Instruments Incorporated, * Steve Sakoman * - * 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 + * SPDX-License-Identifier: GPL-2.0+ */ #include #include #include -#include +#include #include #include @@ -37,6 +21,11 @@ #endif #define PANDA_ULPI_PHY_TYPE_GPIO 182 +#define PANDA_BOARD_ID_1_GPIO 101 +#define PANDA_ES_BOARD_ID_1_GPIO 48 +#define PANDA_BOARD_ID_2_GPIO 171 +#define PANDA_ES_BOARD_ID_3_GPIO 3 +#define PANDA_ES_BOARD_ID_4_GPIO 2 DECLARE_GLOBAL_DATA_PTR; @@ -66,6 +55,149 @@ int board_eth_init(bd_t *bis) return 0; } +/* +* Routine: get_board_revision +* Description: Detect if we are running on a panda revision A1-A6, +* or an ES panda board. This can be done by reading +* the level of GPIOs and checking the processor revisions. +* This should result in: +* Panda 4430: +* GPIO171, GPIO101, GPIO182: 0 1 1 => A1-A5 +* GPIO171, GPIO101, GPIO182: 1 0 1 => A6 +* Panda ES: +* GPIO2, GPIO3, GPIO171, GPIO48, GPIO182: 0 0 0 1 1 => B1/B2 +* GPIO2, GPIO3, GPIO171, GPIO48, GPIO182: 0 0 1 1 1 => B3 +*/ +int get_board_revision(void) +{ + int board_id0, board_id1, board_id2; + int board_id3, board_id4; + int board_id; + + int processor_rev = omap_revision(); + + /* Setup the mux for the common board ID pins (gpio 171 and 182) */ + writew((IEN | M3), (*ctrl)->control_padconf_core_base + UNIPRO_TX0); + writew((IEN | M3), (*ctrl)->control_padconf_core_base + FREF_CLK2_OUT); + + board_id0 = gpio_get_value(PANDA_ULPI_PHY_TYPE_GPIO); + board_id2 = gpio_get_value(PANDA_BOARD_ID_2_GPIO); + + if ((processor_rev >= OMAP4460_ES1_0 && + processor_rev <= OMAP4460_ES1_1)) { + /* + * Setup the mux for the ES specific board ID pins (gpio 101, + * 2 and 3. + */ + writew((IEN | M3), (*ctrl)->control_padconf_core_base + + GPMC_A24); + writew((IEN | M3), (*ctrl)->control_padconf_core_base + + UNIPRO_RY0); + writew((IEN | M3), (*ctrl)->control_padconf_core_base + + UNIPRO_RX1); + + board_id1 = gpio_get_value(PANDA_ES_BOARD_ID_1_GPIO); + board_id3 = gpio_get_value(PANDA_ES_BOARD_ID_3_GPIO); + board_id4 = gpio_get_value(PANDA_ES_BOARD_ID_4_GPIO); + +#ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG + setenv("board_name", "panda-es"); +#endif + board_id = ((board_id4 << 4) | (board_id3 << 3) | + (board_id2 << 2) | (board_id1 << 1) | (board_id0)); + } else { + /* Setup the mux for the Ax specific board ID pins (gpio 101) */ + writew((IEN | M3), (*ctrl)->control_padconf_core_base + + FREF_CLK2_OUT); + + board_id1 = gpio_get_value(PANDA_BOARD_ID_1_GPIO); + board_id = ((board_id2 << 2) | (board_id1 << 1) | (board_id0)); + +#ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG + if ((board_id >= 0x3) && (processor_rev == OMAP4430_ES2_3)) + setenv("board_name", "panda-a4"); +#endif + } + + return board_id; +} + +/** + * is_panda_es_rev_b3() - Detect if we are running on rev B3 of panda board ES + * + * + * Detect if we are running on B3 version of ES panda board, + * This can be done by reading the level of GPIO 171 and checking the + * processor revisions. + * GPIO171: 1 => Panda ES Rev B3 + * + * Return : return 1 if Panda ES Rev B3 , else return 0 + */ +u8 is_panda_es_rev_b3(void) +{ + int processor_rev = omap_revision(); + int ret = 0; + + if ((processor_rev >= OMAP4460_ES1_0 && + processor_rev <= OMAP4460_ES1_1)) { + + /* Setup the mux for the common board ID pins (gpio 171) */ + writew((IEN | M3), + (*ctrl)->control_padconf_core_base + UNIPRO_TX0); + + /* if processor_rev is panda ES and GPIO171 is 1,it is rev b3 */ + ret = gpio_get_value(PANDA_BOARD_ID_2_GPIO); + } + return ret; +} + +#ifdef CONFIG_SYS_EMIF_PRECALCULATED_TIMING_REGS +/* + * emif_get_reg_dump() - emif_get_reg_dump strong function + * + * @emif_nr - emif base + * @regs - reg dump of timing values + * + * Strong function to override emif_get_reg_dump weak function in sdram_elpida.c + */ +void emif_get_reg_dump(u32 emif_nr, const struct emif_regs **regs) +{ + u32 omap4_rev = omap_revision(); + + /* Same devices and geometry on both EMIFs */ + if (omap4_rev == OMAP4430_ES1_0) + *regs = &emif_regs_elpida_380_mhz_1cs; + else if (omap4_rev == OMAP4430_ES2_0) + *regs = &emif_regs_elpida_200_mhz_2cs; + else if (omap4_rev == OMAP4430_ES2_3) + *regs = &emif_regs_elpida_400_mhz_1cs; + else if (omap4_rev < OMAP4470_ES1_0) { + if(is_panda_es_rev_b3()) + *regs = &emif_regs_elpida_400_mhz_1cs; + else + *regs = &emif_regs_elpida_400_mhz_2cs; + } + else + *regs = &emif_regs_elpida_400_mhz_1cs; +} + +void emif_get_dmm_regs(const struct dmm_lisa_map_regs + **dmm_lisa_regs) +{ + u32 omap_rev = omap_revision(); + + if (omap_rev == OMAP4430_ES1_0) + *dmm_lisa_regs = &lisa_map_2G_x_1_x_2; + else if (omap_rev == OMAP4430_ES2_3) + *dmm_lisa_regs = &lisa_map_2G_x_2_x_2; + else if (omap_rev < OMAP4460_ES1_0) + *dmm_lisa_regs = &lisa_map_2G_x_2_x_2; + else + *dmm_lisa_regs = &ma_lisa_map_2G_x_2_x_2; +} + +#endif + /** * @brief misc_init_r - Configure Panda board specific configurations * such as power configurations, ethernet initialization as phase2 of @@ -82,11 +214,7 @@ int misc_init_r(void) if (omap_revision() == OMAP4430_ES1_0) return 0; -#ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG - if (omap_revision() >= OMAP4460_ES1_0 || - omap_revision() <= OMAP4460_ES1_1) - setenv("board_name", strcat(CONFIG_SYS_BOARD, "-es")); -#endif + get_board_revision(); gpio_direction_input(PANDA_ULPI_PHY_TYPE_GPIO); phy_type = gpio_get_value(PANDA_ULPI_PHY_TYPE_GPIO); @@ -106,7 +234,7 @@ int misc_init_r(void) auxclk |= AUXCLK_ENABLE_MASK; writel(auxclk, &scrm->auxclk3); - } else { + } else { /* ULPI PHY supplied by auxclk1 derived from PER dpll */ debug("ULPI PHY supplied by auxclk1\n"); @@ -134,52 +262,28 @@ int misc_init_r(void) writel(altclksrc, &scrm->altclksrc); + omap_die_id_usbethaddr(); + return 0; } void set_muxconf_regs_essential(void) { - do_set_mux(CONTROL_PADCONF_CORE, core_padconf_array_essential, + do_set_mux((*ctrl)->control_padconf_core_base, + core_padconf_array_essential, sizeof(core_padconf_array_essential) / sizeof(struct pad_conf_entry)); - do_set_mux(CONTROL_PADCONF_WKUP, wkup_padconf_array_essential, + do_set_mux((*ctrl)->control_padconf_wkup_base, + wkup_padconf_array_essential, sizeof(wkup_padconf_array_essential) / sizeof(struct pad_conf_entry)); if (omap_revision() >= OMAP4460_ES1_0) - do_set_mux(CONTROL_PADCONF_WKUP, - wkup_padconf_array_essential_4460, - sizeof(wkup_padconf_array_essential_4460) / - sizeof(struct pad_conf_entry)); -} - -void set_muxconf_regs_non_essential(void) -{ - do_set_mux(CONTROL_PADCONF_CORE, core_padconf_array_non_essential, - sizeof(core_padconf_array_non_essential) / - sizeof(struct pad_conf_entry)); - - if (omap_revision() < OMAP4460_ES1_0) - do_set_mux(CONTROL_PADCONF_CORE, - core_padconf_array_non_essential_4430, - sizeof(core_padconf_array_non_essential_4430) / - sizeof(struct pad_conf_entry)); - else - do_set_mux(CONTROL_PADCONF_CORE, - core_padconf_array_non_essential_4460, - sizeof(core_padconf_array_non_essential_4460) / - sizeof(struct pad_conf_entry)); - - do_set_mux(CONTROL_PADCONF_WKUP, wkup_padconf_array_non_essential, - sizeof(wkup_padconf_array_non_essential) / - sizeof(struct pad_conf_entry)); - - if (omap_revision() < OMAP4460_ES1_0) - do_set_mux(CONTROL_PADCONF_WKUP, - wkup_padconf_array_non_essential_4430, - sizeof(wkup_padconf_array_non_essential_4430) / - sizeof(struct pad_conf_entry)); + do_set_mux((*ctrl)->control_padconf_wkup_base, + wkup_padconf_array_essential_4460, + sizeof(wkup_padconf_array_essential_4460) / + sizeof(struct pad_conf_entry)); } #if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_GENERIC_MMC) @@ -197,7 +301,8 @@ static struct omap_usbhs_board_data usbhs_bdata = { .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED, }; -int ehci_hcd_init(int index, struct ehci_hccr **hccr, struct ehci_hcor **hcor) +int ehci_hcd_init(int index, enum usb_init_type init, + struct ehci_hccr **hccr, struct ehci_hcor **hcor) { int ret; unsigned int utmi_clk; @@ -205,9 +310,9 @@ int ehci_hcd_init(int index, struct ehci_hccr **hccr, struct ehci_hcor **hcor) /* Now we can enable our port clocks */ utmi_clk = readl((void *)CM_L3INIT_HSUSBHOST_CLKCTRL); utmi_clk |= HSUSBHOST_CLKCTRL_CLKSEL_UTMI_P1_MASK; - sr32((void *)CM_L3INIT_HSUSBHOST_CLKCTRL, 0, 32, utmi_clk); + setbits_le32((void *)CM_L3INIT_HSUSBHOST_CLKCTRL, utmi_clk); - ret = omap_ehci_hcd_init(&usbhs_bdata, hccr, hcor); + ret = omap_ehci_hcd_init(index, &usbhs_bdata, hccr, hcor); if (ret < 0) return ret;