diff options
author | Felix Fietkau <nbd@nbd.name> | 2017-01-23 12:40:32 +0100 |
---|---|---|
committer | Felix Fietkau <nbd@nbd.name> | 2017-01-24 16:21:25 +0100 |
commit | bb88ec947fc7f4db6ada9ccccb0c4d09c75742b0 (patch) | |
tree | 192ce26a517d60b19740bc30a2c2aaa821589cc7 /package/boot/uboot-oxnas/files/arch/arm/cpu | |
parent | 12bfa1c425e5012e063b0afd9a09d2dfefc20eee (diff) | |
download | upstream-bb88ec947fc7f4db6ada9ccccb0c4d09c75742b0.tar.gz upstream-bb88ec947fc7f4db6ada9ccccb0c4d09c75742b0.tar.bz2 upstream-bb88ec947fc7f4db6ada9ccccb0c4d09c75742b0.zip |
uboot-oxnas: switch to u-boot.mk
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'package/boot/uboot-oxnas/files/arch/arm/cpu')
5 files changed, 0 insertions, 373 deletions
diff --git a/package/boot/uboot-oxnas/files/arch/arm/cpu/arm1136/nas782x/Makefile b/package/boot/uboot-oxnas/files/arch/arm/cpu/arm1136/nas782x/Makefile deleted file mode 100644 index 4c32f5cb21..0000000000 --- a/package/boot/uboot-oxnas/files/arch/arm/cpu/arm1136/nas782x/Makefile +++ /dev/null @@ -1,13 +0,0 @@ -# -# (C) Copyright 2000-2006 -# Wolfgang Denk, DENX Software Engineering, wd@denx.de. -# -# (C) Copyright 2008-2009 Freescale Semiconductor, Inc. -# -# SPDX-License-Identifier: GPL-2.0+ -# - -obj-y += reset.o -obj-y += timer.o -obj-y += clock.o -obj-y += pinmux.o diff --git a/package/boot/uboot-oxnas/files/arch/arm/cpu/arm1136/nas782x/clock.c b/package/boot/uboot-oxnas/files/arch/arm/cpu/arm1136/nas782x/clock.c deleted file mode 100644 index 8974ca0296..0000000000 --- a/package/boot/uboot-oxnas/files/arch/arm/cpu/arm1136/nas782x/clock.c +++ /dev/null @@ -1,97 +0,0 @@ -#include <common.h> -#include <asm/arch/sysctl.h> -#include <asm/arch/cpu.h> -#include <asm/arch/clock.h> - -typedef struct { - unsigned short mhz; - unsigned char refdiv; - unsigned char outdiv; - unsigned int fbdiv; - unsigned short bwadj; - unsigned short sfreq; - unsigned int sslope; -} PLL_CONFIG; - -const PLL_CONFIG C_PLL_CONFIG[] = { - { 500, 1, 2, 3932160, 119, 208, 189 }, // 500 MHz - { 525, 2, 1, 4128768, 125, 139, 297 }, // 525 MHz - { 550, 2, 1, 4325376, 131, 139, 311 }, // 550 MHz - { 575, 2, 1, 4521984, 137, 139, 326 }, // 575 MHz - { 600, 2, 1, 4718592, 143, 138, 339 }, // 600 MHz - { 625, 1, 1, 3276800, 99, 208, 157 }, // 625 MHz - { 650, 1, 1, 3407872, 103, 208, 164 }, // 650 MHz - { 675, 1, 1, 3538944, 107, 208, 170 }, // 675 MHz - { 700, 0, 0, 917504, 27, 416, 22 }, // 700 MHz - { 725, 1, 1, 3801088, 115, 208, 182 }, // 725 MHz - { 750, 0, 0, 983040, 29, 416, 23 }, // 750 MHz - { 775, 3, 0, 4063232, 123, 104, 390 }, // 775 MHz - { 800, 3, 0, 4194304, 127, 104, 403 }, // 800 MHz - { 825, 3, 0, 4325376, 131, 104, 415 }, // 825 MHz - { 850, 2, 0, 3342336, 101, 139, 241 }, // 850 MHz - { 875, 2, 0, 3440640, 104, 139, 248 }, // 875 MHz - { 900, 2, 0, 3538944, 107, 139, 255 }, // 900 MHz - { 925, 2, 0, 3637248, 110, 139, 262 }, // 925 MHz - { 950, 2, 0, 3735552, 113, 139, 269 }, // 950 MHz - { 975, 2, 0, 3833856, 116, 139, 276 }, // 975 MHz - { 1000, 2, 0, 3932160, 119, 139, 283 }, // 1000 MHz -}; - -#define PLL_BYPASS (1<<1) -#define SAT_ENABLE (1<<3) - -#define PLL_OUTDIV_SHIFT 4 -#define PLL_REFDIV_SHIFT 8 -#define PLL_BWADJ_SHIFT 16 - -#define PLL_LOW_FREQ 500 -#define PLL_FREQ_STEP 25 -static void plla_configure(int outdiv, int refdiv, int fbdiv, int bwadj, - int sfreq, int sslope) -{ - setbits_le32(SYS_CTRL_PLLA_CTRL0, PLL_BYPASS); - udelay(10); - reset_block(SYS_CTRL_RST_PLLA, 1); - udelay(10); - - writel((refdiv << PLL_REFDIV_SHIFT) | (outdiv << PLL_OUTDIV_SHIFT) | - SAT_ENABLE | PLL_BYPASS, - SYS_CTRL_PLLA_CTRL0); - - writel(fbdiv, SYS_CTRL_PLLA_CTRL1); - writel((bwadj << PLL_BWADJ_SHIFT) | sfreq, SYS_CTRL_PLLA_CTRL2); - writel(sslope, SYS_CTRL_PLLA_CTRL3); - - udelay(10); // 5us delay required (from TCI datasheet), use 10us - - reset_block(SYS_CTRL_RST_PLLA, 0); - - udelay(100); // Delay for PLL to lock - - printf(" plla_ctrl0 : %08x\n", readl(SYS_CTRL_PLLA_CTRL0)); - printf(" plla_ctrl1 : %08x\n", readl(SYS_CTRL_PLLA_CTRL1)); - printf(" plla_ctrl2 : %08x\n", readl(SYS_CTRL_PLLA_CTRL2)); - printf(" plla_ctrl3 : %08x\n", readl(SYS_CTRL_PLLA_CTRL3)); - - clrbits_le32(SYS_CTRL_PLLA_CTRL0, PLL_BYPASS); // Take PLL out of bypass - puts("\nPLLA Set\n"); -} - -int plla_set_config(int mhz) -{ - int index = (mhz - PLL_LOW_FREQ) / PLL_FREQ_STEP; - const PLL_CONFIG *cfg; - - if (index < 0 || index > ARRAY_SIZE(C_PLL_CONFIG)) { - debug("Freq %d MHz out of range, default to lowest\n", mhz); - index = 0; - } - cfg = &C_PLL_CONFIG[index]; - - printf("Attempting to set PLLA to %d MHz ...\n", (unsigned) cfg->mhz); - plla_configure(cfg->outdiv, cfg->refdiv, cfg->fbdiv, cfg->bwadj, - cfg->sfreq, cfg->sslope); - - return cfg->mhz; -} - diff --git a/package/boot/uboot-oxnas/files/arch/arm/cpu/arm1136/nas782x/pinmux.c b/package/boot/uboot-oxnas/files/arch/arm/cpu/arm1136/nas782x/pinmux.c deleted file mode 100644 index a6f5e9abc4..0000000000 --- a/package/boot/uboot-oxnas/files/arch/arm/cpu/arm1136/nas782x/pinmux.c +++ /dev/null @@ -1,43 +0,0 @@ -#include <common.h> -#include <asm/arch/pinmux.h> - -void pinmux_set(int bank, int pin, int func) -{ - u32 reg; - u32 base; - /* TODO: check parameters */ - - if (bank == PINMUX_BANK_MFA) - base = SYS_CONTROL_BASE; - else - base = SEC_CONTROL_BASE; - - clrbits_le32(base + PINMUX_SECONDARY_SEL, BIT(pin)); - clrbits_le32(base + PINMUX_TERTIARY_SEL, BIT(pin)); - clrbits_le32(base + PINMUX_QUATERNARY_SEL, BIT(pin)); - clrbits_le32(base + PINMUX_DEBUG_SEL, BIT(pin)); - clrbits_le32(base + PINMUX_ALTERNATIVE_SEL, BIT(pin)); - - switch (func) { - case PINMUX_GPIO: - default: - return; - break; - case PINMUX_2: - reg = base + PINMUX_SECONDARY_SEL; - break; - case PINMUX_3: - reg = base + PINMUX_TERTIARY_SEL; - break; - case PINMUX_4: - reg = base + PINMUX_QUATERNARY_SEL; - break; - case PINMUX_DEBUG: - reg = base + PINMUX_DEBUG_SEL; - break; - case PINMUX_ALT: - reg = base + PINMUX_ALTERNATIVE_SEL; - break; - } - setbits_le32(reg, BIT(pin)); -} diff --git a/package/boot/uboot-oxnas/files/arch/arm/cpu/arm1136/nas782x/reset.c b/package/boot/uboot-oxnas/files/arch/arm/cpu/arm1136/nas782x/reset.c deleted file mode 100644 index 276c912383..0000000000 --- a/package/boot/uboot-oxnas/files/arch/arm/cpu/arm1136/nas782x/reset.c +++ /dev/null @@ -1,91 +0,0 @@ -#include <common.h> -#include <asm/arch/sysctl.h> -#include <asm/arch/pinmux.h> -#include <asm/arch/clock.h> - -void reset_cpu(ulong addr) -{ - u32 value; - - // Assert reset to cores as per power on defaults - // Don't touch the DDR interface as things will come to an impromptu stop - // NB Possibly should be asserting reset for PLLB, but there are timing - // concerns here according to the docs - - value = - BIT(SYS_CTRL_RST_COPRO ) | - BIT(SYS_CTRL_RST_USBHS ) | - BIT(SYS_CTRL_RST_USBHSPHYA ) | - BIT(SYS_CTRL_RST_MACA ) | - BIT(SYS_CTRL_RST_PCIEA ) | - BIT(SYS_CTRL_RST_SGDMA ) | - BIT(SYS_CTRL_RST_CIPHER ) | - BIT(SYS_CTRL_RST_SATA ) | - BIT(SYS_CTRL_RST_SATA_LINK ) | - BIT(SYS_CTRL_RST_SATA_PHY ) | - BIT(SYS_CTRL_RST_PCIEPHY ) | - BIT(SYS_CTRL_RST_STATIC ) | - BIT(SYS_CTRL_RST_UART1 ) | - BIT(SYS_CTRL_RST_UART2 ) | - BIT(SYS_CTRL_RST_MISC ) | - BIT(SYS_CTRL_RST_I2S ) | - BIT(SYS_CTRL_RST_SD ) | - BIT(SYS_CTRL_RST_MACB ) | - BIT(SYS_CTRL_RST_PCIEB ) | - BIT(SYS_CTRL_RST_VIDEO ) | - BIT(SYS_CTRL_RST_USBHSPHYB ) | - BIT(SYS_CTRL_RST_USBDEV ); - - writel(value, SYS_CTRL_RST_SET_CTRL); - - // Release reset to cores as per power on defaults - writel(BIT(SYS_CTRL_RST_GPIO), SYS_CTRL_RST_CLR_CTRL); - - // Disable clocks to cores as per power-on defaults - must leave DDR - // related clocks enabled otherwise we'll stop rather abruptly. - value = - BIT(SYS_CTRL_CLK_COPRO) | - BIT(SYS_CTRL_CLK_DMA) | - BIT(SYS_CTRL_CLK_CIPHER) | - BIT(SYS_CTRL_CLK_SD) | - BIT(SYS_CTRL_CLK_SATA) | - BIT(SYS_CTRL_CLK_I2S) | - BIT(SYS_CTRL_CLK_USBHS) | - BIT(SYS_CTRL_CLK_MAC) | - BIT(SYS_CTRL_CLK_PCIEA) | - BIT(SYS_CTRL_CLK_STATIC) | - BIT(SYS_CTRL_CLK_MACB) | - BIT(SYS_CTRL_CLK_PCIEB) | - BIT(SYS_CTRL_CLK_REF600) | - BIT(SYS_CTRL_CLK_USBDEV); - - writel(value, SYS_CTRL_CLK_CLR_CTRL); - - // Enable clocks to cores as per power-on defaults - - // Set sys-control pin mux'ing as per power-on defaults - - writel(0, SYS_CONTROL_BASE + PINMUX_SECONDARY_SEL); - writel(0, SYS_CONTROL_BASE + PINMUX_TERTIARY_SEL); - writel(0, SYS_CONTROL_BASE + PINMUX_QUATERNARY_SEL); - writel(0, SYS_CONTROL_BASE + PINMUX_DEBUG_SEL); - writel(0, SYS_CONTROL_BASE + PINMUX_ALTERNATIVE_SEL); - writel(0, SYS_CONTROL_BASE + PINMUX_PULLUP_SEL); - - writel(0, SEC_CONTROL_BASE + PINMUX_SECONDARY_SEL); - writel(0, SEC_CONTROL_BASE + PINMUX_TERTIARY_SEL); - writel(0, SEC_CONTROL_BASE + PINMUX_QUATERNARY_SEL); - writel(0, SEC_CONTROL_BASE + PINMUX_DEBUG_SEL); - writel(0, SEC_CONTROL_BASE + PINMUX_ALTERNATIVE_SEL); - writel(0, SEC_CONTROL_BASE + PINMUX_PULLUP_SEL); - - // No need to save any state, as the ROM loader can determine whether reset - // is due to power cycling or programatic action, just hit the (self- - // clearing) CPU reset bit of the block reset register - value = - BIT(SYS_CTRL_RST_SCU) | - BIT(SYS_CTRL_RST_ARM0) | - BIT(SYS_CTRL_RST_ARM1); - - writel(value, SYS_CTRL_RST_SET_CTRL); -} diff --git a/package/boot/uboot-oxnas/files/arch/arm/cpu/arm1136/nas782x/timer.c b/package/boot/uboot-oxnas/files/arch/arm/cpu/arm1136/nas782x/timer.c deleted file mode 100644 index 5e876080db..0000000000 --- a/package/boot/uboot-oxnas/files/arch/arm/cpu/arm1136/nas782x/timer.c +++ /dev/null @@ -1,129 +0,0 @@ -/* - * (C) Copyright 2004 - * Texas Instruments - * Richard Woodruff <r-woodruff2@ti.com> - * - * (C) Copyright 2002 - * Sysgo Real-Time Solutions, GmbH <www.elinos.com> - * Marius Groeger <mgroeger@sysgo.de> - * Alex Zuepke <azu@sysgo.de> - * - * (C) Copyright 2002 - * Gary Jennejohn, DENX Software Engineering, <garyj@denx.de> - * - * 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 <asm/io.h> - -#define TIMER_CLOCK (CONFIG_SYS_CLK_FREQ / (1 << (CONFIG_TIMER_PRESCALE * 4))) -#define TIMER_LOAD_VAL 0xFFFFFF - -/* macro to read the 32 bit timer */ -#define READ_TIMER (TIMER_LOAD_VAL - readl(CONFIG_SYS_TIMERBASE + TIMER_CURR)) \ - / (TIMER_CLOCK / CONFIG_SYS_HZ) - -#define READ_TIMER_HW (TIMER_LOAD_VAL - readl(CONFIG_SYS_TIMERBASE + TIMER_CURR)) - -DECLARE_GLOBAL_DATA_PTR; - -int timer_init (void) -{ - int32_t val; - - /* Start the counter ticking up */ - writel(TIMER_LOAD_VAL, CONFIG_SYS_TIMERBASE + TIMER_LOAD); /* reload value on overflow*/ - - val = (CONFIG_TIMER_PRESCALE << TIMER_PRESCALE_SHIFT) | - (TIMER_MODE_PERIODIC << TIMER_MODE_SHIFT) | - (TIMER_ENABLE << TIMER_ENABLE_SHIFT); /* mask to enable timer*/ - writel(val, CONFIG_SYS_TIMERBASE + TIMER_CTRL); /* start timer */ - - /* reset time */ - gd->arch.lastinc = READ_TIMER; /* capture current incrementer value */ - gd->arch.tbl = 0; /* start "advancing" time stamp */ - - return(0); -} -/* - * timer without interrupts - */ -ulong get_timer (ulong base) -{ - return get_timer_masked () - base; -} - -/* delay x useconds AND preserve advance timestamp value */ -void __udelay (unsigned long usec) -{ - ulong tmo, tmp; - - if (usec > 100000) { /* if "big" number, spread normalization to seconds */ - tmo = usec / 1000; /* start to normalize for usec to ticks per sec */ - tmo *= CONFIG_SYS_HZ; /* find number of "ticks" to wait to achieve target */ - tmo /= 1000; /* finish normalize. */ - - tmp = get_timer (0); /* get current timestamp */ - while (get_timer (tmp) < tmo)/* loop till event */ - /*NOP*/; - } else { /* else small number, convert to hw ticks */ - tmo = usec * (TIMER_CLOCK / 1000) / 1000; - /* timeout is no more than 0.1s, and the hw timer will roll over at most once */ - tmp = READ_TIMER_HW; - while (((READ_TIMER_HW -tmp) & TIMER_LOAD_VAL) < tmo)/* loop till event */ - /*NOP*/; - } -} - -ulong get_timer_masked (void) -{ - ulong now = READ_TIMER; /* current tick value */ - - if (now >= gd->arch.lastinc) { /* normal mode (non roll) */ - /* move stamp fordward with absoulte diff ticks */ - gd->arch.tbl += (now - gd->arch.lastinc); - } else { - /* we have rollover of incrementer */ - gd->arch.tbl += ((TIMER_LOAD_VAL / (TIMER_CLOCK / CONFIG_SYS_HZ)) - - gd->arch.lastinc) + now; - } - gd->arch.lastinc = now; - return gd->arch.tbl; -} - - -/* - * This function is derived from PowerPC code (read timebase as long long). - * On ARM it just returns the timer value. - */ -unsigned long long get_ticks(void) -{ - return get_timer(0); -} -/* - * This function is derived from PowerPC code (timebase clock frequency). - * On ARM it returns the number of timer ticks per second. - */ -ulong get_tbclk (void) -{ - ulong tbclk; - tbclk = CONFIG_SYS_HZ; - return tbclk; -} |