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e60729c720
Upgrade the u-boot to a more recent version, and drop and refresh patches while at it. Additionally, use the correct architecture when running mkimage. Runtime-tested: - SiFive Unleashed - SiFive Unmatched Dropped: 0009-riscv-Fix-build-against-binutils.patch Added: 0006-riscv-sifive-fu740-reduce-DDR-speed-from-1866MT-s-to.patch Signed-off-by: Zoltan HERPAI <wigyori@uid0.hu>
68 lines
1.8 KiB
Diff
68 lines
1.8 KiB
Diff
From 877afdf63129caa64d70d4a1252eec44778cfa0e Mon Sep 17 00:00:00 2001
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From: Vincent Chen <vincent.chen@sifive.com>
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Date: Mon, 24 Jan 2022 02:57:40 -0800
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Subject: [PATCH 4/5] board: sifive: spl: Set remote thermal of TMP451 to 85
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deg C
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for the unmatched board
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For TMP451 on the unmatched board, the default value of the remote
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thermal threshold is 108 deg C. This commit initilizes it to 85 deg C at SPL.
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Upstream-Status: Pending
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Signed-off-by: Vincent Chen <vincent.chen@sifive.com>
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Signed-off-by: Thomas Perrot <thomas.perrot@bootlin.com>
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---
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board/sifive/unmatched/spl.c | 26 ++++++++++++++++++++++++++
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1 file changed, 26 insertions(+)
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--- a/board/sifive/unmatched/spl.c
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+++ b/board/sifive/unmatched/spl.c
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@@ -10,6 +10,8 @@
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#include <spl.h>
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#include <misc.h>
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#include <log.h>
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+#include <config.h>
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+#include <i2c.h>
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#include <linux/delay.h>
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#include <linux/io.h>
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#include <asm/gpio.h>
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@@ -26,6 +28,24 @@
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#define MODE_SELECT_SD 0xb
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#define MODE_SELECT_MASK GENMASK(3, 0)
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+#define TMP451_REMOTE_THERM_LIMIT_REG_OFFSET 0x19
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+#define TMP451_REMOTE_THERM_LIMIT_INIT_VALUE 0x55
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+
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+static inline int init_tmp451_remote_therm_limit(void)
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+{
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+ struct udevice *dev;
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+ unsigned char r_therm_limit = TMP451_REMOTE_THERM_LIMIT_INIT_VALUE;
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+ int ret;
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+
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+ ret = i2c_get_chip_for_busnum(0, 0x4c, 0x1, &dev);
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+
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+ if (!ret)
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+ ret = dm_i2c_write(dev, TMP451_REMOTE_THERM_LIMIT_REG_OFFSET,
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+ &r_therm_limit,
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+ sizeof(unsigned char));
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+ return ret;
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+}
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+
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static inline int spl_reset_device_by_gpio(const char *label, int pin, int low_width)
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{
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int ret;
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@@ -92,6 +112,12 @@ int spl_board_init_f(void)
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pwm_device_init();
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+ ret = init_tmp451_remote_therm_limit();
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+ if (ret) {
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+ debug("TMP451 remote THERM limit init failed: %d\n", ret);
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+ goto end;
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+ }
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+
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ret = spl_gemgxl_init();
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if (ret) {
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debug("Gigabit ethernet PHY (VSC8541) init failed: %d\n", ret);
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