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Merge pull request #1703 from oscardagrach/hikey960-dmac-fix

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hikey960: initialize EDMAC and channels
This commit is contained in:
Antonio Niño Díaz 2018-12-04 17:19:50 +01:00 • committed by GitHub
commit 03ce162080
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 23 additions and 0 deletions
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16
plat/hisilicon/hikey960/hikey960_bl31_setup.c
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@ -14,6 +14,7 @@
#include <generic_delay_timer.h>
#include <gicv2.h>
#include <hi3660.h>
#include <mmio.h>
#include <hisi_ipc.h>
#include <interrupt_mgmt.h>
#include <interrupt_props.h>
@ -143,6 +144,19 @@ void bl31_plat_arch_setup(void)
BL31_COHERENT_RAM_LIMIT);
}
static void hikey960_edma_init(void)
{
int i;
uint32_t non_secure;
non_secure = EDMAC_SEC_CTRL_INTR_SEC | EDMAC_SEC_CTRL_GLOBAL_SEC;
mmio_write_32(EDMAC_SEC_CTRL, non_secure);
for (i = 0; i < EDMAC_CHANNEL_NUMS; i++) {
mmio_write_32(EDMAC_AXI_CONF(i), (1 << 6) | (1 << 18));
}
}
void bl31_platform_setup(void)
{
/* Initialize the GIC driver, cpu and distributor interfaces */
@ -151,6 +165,8 @@ void bl31_platform_setup(void)
gicv2_pcpu_distif_init();
gicv2_cpuif_enable();
hikey960_edma_init();
hisi_ipc_init();
}

7
plat/hisilicon/hikey960/include/hi3660.h
View file

@ -366,4 +366,11 @@
/* GPIO219: PD interrupt. pull up */
#define IOCG_AO_043_REG (IOCG_AO_REG_BASE + 0x030)
#define EDMAC_BASE 0xfdf30000
#define EDMAC_SEC_CTRL (EDMAC_BASE + 0x694)
#define EDMAC_AXI_CONF(x) (EDMAC_BASE + 0x820 + (x << 6))
#define EDMAC_SEC_CTRL_INTR_SEC (1 << 1)
#define EDMAC_SEC_CTRL_GLOBAL_SEC (1 << 0)
#define EDMAC_CHANNEL_NUMS 16
#endif /* HI3660_H */