upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/arch/arm/mach-omap2/sata.c

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1.5 KiB

/*
* TI SATA platform driver
*
* (C) Copyright 2013
* Texas Instruments, <www.ti.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <ahci.h>
#include <scsi.h>
#include <asm/arch/clock.h>
#include <asm/arch/sata.h>
#include <sata.h>
#include <asm/io.h>
#include "pipe3-phy.h"
static struct pipe3_dpll_map dpll_map_sata[] = {
{12000000, {1000, 7, 4, 6, 0} }, /* 12 MHz */
{16800000, {714, 7, 4, 6, 0} }, /* 16.8 MHz */
{19200000, {625, 7, 4, 6, 0} }, /* 19.2 MHz */
{20000000, {600, 7, 4, 6, 0} }, /* 20 MHz */
{26000000, {461, 7, 4, 6, 0} }, /* 26 MHz */
{38400000, {312, 7, 4, 6, 0} }, /* 38.4 MHz */
{ }, /* Terminator */
};
struct omap_pipe3 sata_phy = {
.pll_ctrl_base = (void __iomem *)TI_SATA_PLLCTRL_BASE,
/* .power_reg is updated at runtime */
.dpll_map = dpll_map_sata,
};
int init_sata(int dev)
{
int ret;
u32 val;
sata_phy.power_reg = (void __iomem *)(*ctrl)->control_phy_power_sata;
/* Power up the PHY */
phy_pipe3_power_on(&sata_phy);
/* Enable SATA module, No Idle, No Standby */
val = TI_SATA_IDLE_NO | TI_SATA_STANDBY_NO;
writel(val, TI_SATA_WRAPPER_BASE + TI_SATA_SYSCONFIG);
ret = ahci_init((void __iomem *)DWC_AHSATA_BASE);
return ret;
}
int reset_sata(int dev)
{
return 0;
}
/* On OMAP platforms SATA provides the SCSI subsystem */
void scsi_init(void)
{
init_sata(0);
scsi_scan(1);
}
void scsi_bus_reset(void)
{
ahci_reset((void __iomem *)DWC_AHSATA_BASE);
ahci_init((void __iomem *)DWC_AHSATA_BASE);
}