mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-27 12:25:08 +07:00
44486b48b0
Instead of defining an enumeration with the FW specific values for the different clock rates, use the actual frequency instead. Also add a boolean to specify whether the clock is XTAL or not. Change all board files to reflect this. Signed-off-by: Luciano Coelho <luca@coelho.fi> [Eliad - small fixes, update board file changes] Signed-off-by: Eliad Peller <eliad@wizery.com> Tested-by: Nikita Kiryanov <nikita@compulab.co.il> Acked-by: Kalle Valo <kvalo@codeaurora.org> Acked-by: Sekhar Nori <nsekhar@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
463 lines
12 KiB
C
463 lines
12 KiB
C
/*
|
|
* Legacy platform_data quirks
|
|
*
|
|
* Copyright (C) 2013 Texas Instruments
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*/
|
|
#include <linux/clk.h>
|
|
#include <linux/davinci_emac.h>
|
|
#include <linux/gpio.h>
|
|
#include <linux/init.h>
|
|
#include <linux/kernel.h>
|
|
#include <linux/of_platform.h>
|
|
#include <linux/ti_wilink_st.h>
|
|
#include <linux/wl12xx.h>
|
|
|
|
#include <linux/platform_data/pinctrl-single.h>
|
|
#include <linux/platform_data/iommu-omap.h>
|
|
|
|
#include "common.h"
|
|
#include "common-board-devices.h"
|
|
#include "dss-common.h"
|
|
#include "control.h"
|
|
#include "omap_device.h"
|
|
#include "omap-secure.h"
|
|
#include "soc.h"
|
|
|
|
struct pdata_init {
|
|
const char *compatible;
|
|
void (*fn)(void);
|
|
};
|
|
|
|
struct of_dev_auxdata omap_auxdata_lookup[];
|
|
static struct twl4030_gpio_platform_data twl_gpio_auxdata;
|
|
|
|
#if IS_ENABLED(CONFIG_WL12XX)
|
|
|
|
static struct wl12xx_platform_data wl12xx __initdata;
|
|
|
|
static void __init __used legacy_init_wl12xx(u32 ref_clock_freq,
|
|
u32 tcxo_clock_freq,
|
|
int gpio)
|
|
{
|
|
int res;
|
|
|
|
wl12xx.ref_clock_freq = ref_clock_freq;
|
|
wl12xx.tcxo_clock_freq = tcxo_clock_freq;
|
|
wl12xx.irq = gpio_to_irq(gpio);
|
|
wl12xx.irq_trigger = IRQ_TYPE_LEVEL_HIGH;
|
|
|
|
res = wl12xx_set_platform_data(&wl12xx);
|
|
if (res) {
|
|
pr_err("error setting wl12xx data: %d\n", res);
|
|
return;
|
|
}
|
|
}
|
|
#else
|
|
static inline void legacy_init_wl12xx(u32 ref_clock_freq,
|
|
u32 tcxo_clock_freq,
|
|
int gpio)
|
|
{
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_MACH_NOKIA_N8X0
|
|
static void __init omap2420_n8x0_legacy_init(void)
|
|
{
|
|
omap_auxdata_lookup[0].platform_data = n8x0_legacy_init();
|
|
}
|
|
#else
|
|
#define omap2420_n8x0_legacy_init NULL
|
|
#endif
|
|
|
|
#ifdef CONFIG_ARCH_OMAP3
|
|
static void __init hsmmc2_internal_input_clk(void)
|
|
{
|
|
u32 reg;
|
|
|
|
reg = omap_ctrl_readl(OMAP343X_CONTROL_DEVCONF1);
|
|
reg |= OMAP2_MMCSDIO2ADPCLKISEL;
|
|
omap_ctrl_writel(reg, OMAP343X_CONTROL_DEVCONF1);
|
|
}
|
|
|
|
static struct iommu_platform_data omap3_iommu_pdata = {
|
|
.reset_name = "mmu",
|
|
.assert_reset = omap_device_assert_hardreset,
|
|
.deassert_reset = omap_device_deassert_hardreset,
|
|
};
|
|
|
|
static int omap3_sbc_t3730_twl_callback(struct device *dev,
|
|
unsigned gpio,
|
|
unsigned ngpio)
|
|
{
|
|
int res;
|
|
|
|
res = gpio_request_one(gpio + 2, GPIOF_OUT_INIT_HIGH,
|
|
"wlan pwr");
|
|
if (res)
|
|
return res;
|
|
|
|
gpio_export(gpio, 0);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void __init omap3_sbc_t3x_usb_hub_init(int gpio, char *hub_name)
|
|
{
|
|
int err = gpio_request_one(gpio, GPIOF_OUT_INIT_LOW, hub_name);
|
|
|
|
if (err) {
|
|
pr_err("SBC-T3x: %s reset gpio request failed: %d\n",
|
|
hub_name, err);
|
|
return;
|
|
}
|
|
|
|
gpio_export(gpio, 0);
|
|
|
|
udelay(10);
|
|
gpio_set_value(gpio, 1);
|
|
msleep(1);
|
|
}
|
|
|
|
static void __init omap3_sbc_t3730_twl_init(void)
|
|
{
|
|
twl_gpio_auxdata.setup = omap3_sbc_t3730_twl_callback;
|
|
}
|
|
|
|
static void __init omap3_sbc_t3730_legacy_init(void)
|
|
{
|
|
omap3_sbc_t3x_usb_hub_init(167, "sb-t35 usb hub");
|
|
legacy_init_wl12xx(38400000, 0, 136);
|
|
}
|
|
|
|
static void __init omap3_sbc_t3530_legacy_init(void)
|
|
{
|
|
omap3_sbc_t3x_usb_hub_init(167, "sb-t35 usb hub");
|
|
}
|
|
|
|
struct ti_st_plat_data wilink_pdata = {
|
|
.nshutdown_gpio = 137,
|
|
.dev_name = "/dev/ttyO1",
|
|
.flow_cntrl = 1,
|
|
.baud_rate = 300000,
|
|
};
|
|
|
|
static struct platform_device wl18xx_device = {
|
|
.name = "kim",
|
|
.id = -1,
|
|
.dev = {
|
|
.platform_data = &wilink_pdata,
|
|
}
|
|
};
|
|
|
|
static struct platform_device btwilink_device = {
|
|
.name = "btwilink",
|
|
.id = -1,
|
|
};
|
|
|
|
static void __init omap3_igep0020_rev_f_legacy_init(void)
|
|
{
|
|
legacy_init_wl12xx(0, 0, 177);
|
|
platform_device_register(&wl18xx_device);
|
|
platform_device_register(&btwilink_device);
|
|
}
|
|
|
|
static void __init omap3_igep0030_rev_g_legacy_init(void)
|
|
{
|
|
legacy_init_wl12xx(0, 0, 136);
|
|
platform_device_register(&wl18xx_device);
|
|
platform_device_register(&btwilink_device);
|
|
}
|
|
|
|
static void __init omap3_evm_legacy_init(void)
|
|
{
|
|
hsmmc2_internal_input_clk();
|
|
legacy_init_wl12xx(38400000, 0, 149);
|
|
}
|
|
|
|
static void __init omap3_zoom_legacy_init(void)
|
|
{
|
|
legacy_init_wl12xx(26000000, 0, 162);
|
|
}
|
|
|
|
static void am35xx_enable_emac_int(void)
|
|
{
|
|
u32 v;
|
|
|
|
v = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR);
|
|
v |= (AM35XX_CPGMAC_C0_RX_PULSE_CLR | AM35XX_CPGMAC_C0_TX_PULSE_CLR |
|
|
AM35XX_CPGMAC_C0_MISC_PULSE_CLR | AM35XX_CPGMAC_C0_RX_THRESH_CLR);
|
|
omap_ctrl_writel(v, AM35XX_CONTROL_LVL_INTR_CLEAR);
|
|
omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR); /* OCP barrier */
|
|
}
|
|
|
|
static void am35xx_disable_emac_int(void)
|
|
{
|
|
u32 v;
|
|
|
|
v = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR);
|
|
v |= (AM35XX_CPGMAC_C0_RX_PULSE_CLR | AM35XX_CPGMAC_C0_TX_PULSE_CLR);
|
|
omap_ctrl_writel(v, AM35XX_CONTROL_LVL_INTR_CLEAR);
|
|
omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR); /* OCP barrier */
|
|
}
|
|
|
|
static struct emac_platform_data am35xx_emac_pdata = {
|
|
.interrupt_enable = am35xx_enable_emac_int,
|
|
.interrupt_disable = am35xx_disable_emac_int,
|
|
};
|
|
|
|
static void __init am35xx_emac_reset(void)
|
|
{
|
|
u32 v;
|
|
|
|
v = omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET);
|
|
v &= ~AM35XX_CPGMACSS_SW_RST;
|
|
omap_ctrl_writel(v, AM35XX_CONTROL_IP_SW_RESET);
|
|
omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET); /* OCP barrier */
|
|
}
|
|
|
|
static struct gpio cm_t3517_wlan_gpios[] __initdata = {
|
|
{ 56, GPIOF_OUT_INIT_HIGH, "wlan pwr" },
|
|
{ 4, GPIOF_OUT_INIT_HIGH, "xcvr noe" },
|
|
};
|
|
|
|
static void __init omap3_sbc_t3517_wifi_init(void)
|
|
{
|
|
int err = gpio_request_array(cm_t3517_wlan_gpios,
|
|
ARRAY_SIZE(cm_t3517_wlan_gpios));
|
|
if (err) {
|
|
pr_err("SBC-T3517: wl12xx gpios request failed: %d\n", err);
|
|
return;
|
|
}
|
|
|
|
gpio_export(cm_t3517_wlan_gpios[0].gpio, 0);
|
|
gpio_export(cm_t3517_wlan_gpios[1].gpio, 0);
|
|
|
|
msleep(100);
|
|
gpio_set_value(cm_t3517_wlan_gpios[1].gpio, 0);
|
|
}
|
|
|
|
static void __init omap3_sbc_t3517_legacy_init(void)
|
|
{
|
|
omap3_sbc_t3x_usb_hub_init(152, "cm-t3517 usb hub");
|
|
omap3_sbc_t3x_usb_hub_init(98, "sb-t35 usb hub");
|
|
am35xx_emac_reset();
|
|
hsmmc2_internal_input_clk();
|
|
omap3_sbc_t3517_wifi_init();
|
|
legacy_init_wl12xx(38400000, 0, 145);
|
|
}
|
|
|
|
static void __init am3517_evm_legacy_init(void)
|
|
{
|
|
am35xx_emac_reset();
|
|
}
|
|
|
|
static struct platform_device omap3_rom_rng_device = {
|
|
.name = "omap3-rom-rng",
|
|
.id = -1,
|
|
.dev = {
|
|
.platform_data = rx51_secure_rng_call,
|
|
},
|
|
};
|
|
|
|
static void __init nokia_n900_legacy_init(void)
|
|
{
|
|
hsmmc2_internal_input_clk();
|
|
|
|
if (omap_type() == OMAP2_DEVICE_TYPE_SEC) {
|
|
if (IS_ENABLED(CONFIG_ARM_ERRATA_430973)) {
|
|
pr_info("RX-51: Enabling ARM errata 430973 workaround\n");
|
|
/* set IBE to 1 */
|
|
rx51_secure_update_aux_cr(BIT(6), 0);
|
|
} else {
|
|
pr_warn("RX-51: Not enabling ARM errata 430973 workaround\n");
|
|
pr_warn("Thumb binaries may crash randomly without this workaround\n");
|
|
}
|
|
|
|
pr_info("RX-51: Registring OMAP3 HWRNG device\n");
|
|
platform_device_register(&omap3_rom_rng_device);
|
|
|
|
}
|
|
}
|
|
|
|
static void __init omap3_tao3530_legacy_init(void)
|
|
{
|
|
hsmmc2_internal_input_clk();
|
|
}
|
|
#endif /* CONFIG_ARCH_OMAP3 */
|
|
|
|
#ifdef CONFIG_ARCH_OMAP4
|
|
static void __init omap4_sdp_legacy_init(void)
|
|
{
|
|
legacy_init_wl12xx(26000000, 26000000, 53);
|
|
}
|
|
|
|
static void __init omap4_panda_legacy_init(void)
|
|
{
|
|
legacy_init_wl12xx(38400000, 0, 53);
|
|
}
|
|
|
|
static void __init var_som_om44_legacy_init(void)
|
|
{
|
|
legacy_init_wl12xx(38400000, 0, 41);
|
|
}
|
|
#endif
|
|
|
|
#if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5)
|
|
static struct iommu_platform_data omap4_iommu_pdata = {
|
|
.reset_name = "mmu_cache",
|
|
.assert_reset = omap_device_assert_hardreset,
|
|
.deassert_reset = omap_device_deassert_hardreset,
|
|
};
|
|
#endif
|
|
|
|
#ifdef CONFIG_SOC_AM33XX
|
|
static void __init am335x_evmsk_legacy_init(void)
|
|
{
|
|
legacy_init_wl12xx(38400000, 0, 31);
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_SOC_OMAP5
|
|
static void __init omap5_uevm_legacy_init(void)
|
|
{
|
|
}
|
|
#endif
|
|
|
|
static struct pcs_pdata pcs_pdata;
|
|
|
|
void omap_pcs_legacy_init(int irq, void (*rearm)(void))
|
|
{
|
|
pcs_pdata.irq = irq;
|
|
pcs_pdata.rearm = rearm;
|
|
}
|
|
|
|
/*
|
|
* GPIOs for TWL are initialized by the I2C bus and need custom
|
|
* handing until DSS has device tree bindings.
|
|
*/
|
|
void omap_auxdata_legacy_init(struct device *dev)
|
|
{
|
|
if (dev->platform_data)
|
|
return;
|
|
|
|
if (strcmp("twl4030-gpio", dev_name(dev)))
|
|
return;
|
|
|
|
dev->platform_data = &twl_gpio_auxdata;
|
|
}
|
|
|
|
/*
|
|
* Few boards still need auxdata populated before we populate
|
|
* the dev entries in of_platform_populate().
|
|
*/
|
|
static struct pdata_init auxdata_quirks[] __initdata = {
|
|
#ifdef CONFIG_SOC_OMAP2420
|
|
{ "nokia,n800", omap2420_n8x0_legacy_init, },
|
|
{ "nokia,n810", omap2420_n8x0_legacy_init, },
|
|
{ "nokia,n810-wimax", omap2420_n8x0_legacy_init, },
|
|
#endif
|
|
#ifdef CONFIG_ARCH_OMAP3
|
|
{ "compulab,omap3-sbc-t3730", omap3_sbc_t3730_twl_init, },
|
|
#endif
|
|
{ /* sentinel */ },
|
|
};
|
|
|
|
struct of_dev_auxdata omap_auxdata_lookup[] __initdata = {
|
|
#ifdef CONFIG_MACH_NOKIA_N8X0
|
|
OF_DEV_AUXDATA("ti,omap2420-mmc", 0x4809c000, "mmci-omap.0", NULL),
|
|
OF_DEV_AUXDATA("menelaus", 0x72, "1-0072", &n8x0_menelaus_platform_data),
|
|
OF_DEV_AUXDATA("tlv320aic3x", 0x18, "2-0018", &n810_aic33_data),
|
|
#endif
|
|
#ifdef CONFIG_ARCH_OMAP3
|
|
OF_DEV_AUXDATA("ti,omap3-padconf", 0x48002030, "48002030.pinmux", &pcs_pdata),
|
|
OF_DEV_AUXDATA("ti,omap3-padconf", 0x480025a0, "480025a0.pinmux", &pcs_pdata),
|
|
OF_DEV_AUXDATA("ti,omap3-padconf", 0x48002a00, "48002a00.pinmux", &pcs_pdata),
|
|
OF_DEV_AUXDATA("ti,omap2-iommu", 0x5d000000, "5d000000.mmu",
|
|
&omap3_iommu_pdata),
|
|
/* Only on am3517 */
|
|
OF_DEV_AUXDATA("ti,davinci_mdio", 0x5c030000, "davinci_mdio.0", NULL),
|
|
OF_DEV_AUXDATA("ti,am3517-emac", 0x5c000000, "davinci_emac.0",
|
|
&am35xx_emac_pdata),
|
|
#endif
|
|
#ifdef CONFIG_ARCH_OMAP4
|
|
OF_DEV_AUXDATA("ti,omap4-padconf", 0x4a100040, "4a100040.pinmux", &pcs_pdata),
|
|
OF_DEV_AUXDATA("ti,omap4-padconf", 0x4a31e040, "4a31e040.pinmux", &pcs_pdata),
|
|
#endif
|
|
#ifdef CONFIG_SOC_OMAP5
|
|
OF_DEV_AUXDATA("ti,omap5-padconf", 0x4a002840, "4a002840.pinmux", &pcs_pdata),
|
|
OF_DEV_AUXDATA("ti,omap5-padconf", 0x4ae0c840, "4ae0c840.pinmux", &pcs_pdata),
|
|
#endif
|
|
#ifdef CONFIG_SOC_DRA7XX
|
|
OF_DEV_AUXDATA("ti,dra7-padconf", 0x4a003400, "4a003400.pinmux", &pcs_pdata),
|
|
#endif
|
|
#ifdef CONFIG_SOC_AM43XX
|
|
OF_DEV_AUXDATA("ti,am437-padconf", 0x44e10800, "44e10800.pinmux", &pcs_pdata),
|
|
#endif
|
|
#if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5)
|
|
OF_DEV_AUXDATA("ti,omap4-iommu", 0x4a066000, "4a066000.mmu",
|
|
&omap4_iommu_pdata),
|
|
OF_DEV_AUXDATA("ti,omap4-iommu", 0x55082000, "55082000.mmu",
|
|
&omap4_iommu_pdata),
|
|
#endif
|
|
{ /* sentinel */ },
|
|
};
|
|
|
|
/*
|
|
* Few boards still need to initialize some legacy devices with
|
|
* platform data until the drivers support device tree.
|
|
*/
|
|
static struct pdata_init pdata_quirks[] __initdata = {
|
|
#ifdef CONFIG_ARCH_OMAP3
|
|
{ "compulab,omap3-sbc-t3517", omap3_sbc_t3517_legacy_init, },
|
|
{ "compulab,omap3-sbc-t3530", omap3_sbc_t3530_legacy_init, },
|
|
{ "compulab,omap3-sbc-t3730", omap3_sbc_t3730_legacy_init, },
|
|
{ "nokia,omap3-n900", nokia_n900_legacy_init, },
|
|
{ "nokia,omap3-n9", hsmmc2_internal_input_clk, },
|
|
{ "nokia,omap3-n950", hsmmc2_internal_input_clk, },
|
|
{ "isee,omap3-igep0020-rev-f", omap3_igep0020_rev_f_legacy_init, },
|
|
{ "isee,omap3-igep0030-rev-g", omap3_igep0030_rev_g_legacy_init, },
|
|
{ "ti,omap3-evm-37xx", omap3_evm_legacy_init, },
|
|
{ "ti,omap3-zoom3", omap3_zoom_legacy_init, },
|
|
{ "ti,am3517-evm", am3517_evm_legacy_init, },
|
|
{ "technexion,omap3-tao3530", omap3_tao3530_legacy_init, },
|
|
#endif
|
|
#ifdef CONFIG_ARCH_OMAP4
|
|
{ "ti,omap4-sdp", omap4_sdp_legacy_init, },
|
|
{ "ti,omap4-panda", omap4_panda_legacy_init, },
|
|
{ "variscite,var-dvk-om44", var_som_om44_legacy_init, },
|
|
{ "variscite,var-stk-om44", var_som_om44_legacy_init, },
|
|
#endif
|
|
#ifdef CONFIG_SOC_AM33XX
|
|
{ "ti,am335x-evmsk", am335x_evmsk_legacy_init, },
|
|
#endif
|
|
#ifdef CONFIG_SOC_OMAP5
|
|
{ "ti,omap5-uevm", omap5_uevm_legacy_init, },
|
|
#endif
|
|
{ /* sentinel */ },
|
|
};
|
|
|
|
static void pdata_quirks_check(struct pdata_init *quirks)
|
|
{
|
|
while (quirks->compatible) {
|
|
if (of_machine_is_compatible(quirks->compatible)) {
|
|
if (quirks->fn)
|
|
quirks->fn();
|
|
break;
|
|
}
|
|
quirks++;
|
|
}
|
|
}
|
|
|
|
void __init pdata_quirks_init(const struct of_device_id *omap_dt_match_table)
|
|
{
|
|
omap_sdrc_init(NULL, NULL);
|
|
pdata_quirks_check(auxdata_quirks);
|
|
of_platform_populate(NULL, omap_dt_match_table,
|
|
omap_auxdata_lookup, NULL);
|
|
pdata_quirks_check(pdata_quirks);
|
|
}
|