arm: tegra: enable ARM errata workarounds
Signed-off-by: Lucas Stach <l.stach@pengutronix.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
parent
3acaa78fd8
commit
db158af8cd
|
@ -18,6 +18,7 @@
|
|||
#include <sizes.h>
|
||||
#include <asm/barebox-arm-head.h>
|
||||
#include <asm/barebox-arm.h>
|
||||
#include <asm/errata.h>
|
||||
#include <mach/lowlevel.h>
|
||||
#include <mach/tegra20-pmc.h>
|
||||
#include <mach/tegra20-car.h>
|
||||
|
@ -30,6 +31,23 @@ void tegra_maincomplex_entry(void)
|
|||
|
||||
arm_cpu_lowlevel_init();
|
||||
|
||||
chiptype = tegra_get_chiptype();
|
||||
|
||||
/* enable ARM errata workarounds early */
|
||||
switch (chiptype) {
|
||||
case TEGRA20:
|
||||
enable_arm_errata_716044_war();
|
||||
enable_arm_errata_742230_war();
|
||||
enable_arm_errata_751472_war();
|
||||
break;
|
||||
case TEGRA30:
|
||||
enable_arm_errata_743622_war();
|
||||
enable_arm_errata_751472_war();
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
}
|
||||
|
||||
/* switch to PLLX */
|
||||
writel(CRC_CCLK_BURST_POLICY_SYS_STATE_RUN <<
|
||||
CRC_CCLK_BURST_POLICY_SYS_STATE_SHIFT |
|
||||
|
@ -38,8 +56,6 @@ void tegra_maincomplex_entry(void)
|
|||
TEGRA_CLK_RESET_BASE + CRC_CCLK_BURST_POLICY);
|
||||
writel(CRC_SUPER_CDIV_ENB, TEGRA_CLK_RESET_BASE + CRC_SUPER_CCLK_DIV);
|
||||
|
||||
chiptype = tegra_get_chiptype();
|
||||
|
||||
if (chiptype >= TEGRA114) {
|
||||
asm("mrc p15, 1, %0, c9, c0, 2" : : "r" (reg));
|
||||
reg &= ~7;
|
||||
|
@ -51,6 +67,7 @@ void tegra_maincomplex_entry(void)
|
|||
case TEGRA20:
|
||||
rambase = 0x0;
|
||||
ramsize = tegra20_get_ramsize();
|
||||
|
||||
break;
|
||||
case TEGRA30:
|
||||
case TEGRA124:
|
||||
|
|
Loading…
Reference in New Issue