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spi: cadence_qspi: Add support for Versal NET platform

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Trivial changes to support cadence ospi driver for Versal NET platform.
Also avoid ospi flash reset for now.

Signed-off-by: Michal Simek <michal.simek@amd.com>
Link: https://lore.kernel.org/r/0789141f432189aab69bc496fe33e0218d1d7510.1663589964.git.michal.simek@amd.com
This commit is contained in:
Michal Simek 2022-09-19 14:21:03 +02:00
parent f6aebdf676
commit 1e681448a3
3 changed files with 7 additions and 2 deletions
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4
arch/arm/mach-versal-net/include/mach/hardware.h
View File

@ -25,3 +25,7 @@ enum versal_net_platform {
VERSAL_NET_EMU = 2,
VERSAL_NET_QEMU = 3,
};
#define VERSAL_SLCR_BASEADDR 0xF1060000
#define VERSAL_AXI_MUX_SEL (VERSAL_SLCR_BASEADDR + 0x504)
#define VERSAL_OSPI_LINEAR_MODE BIT(1)

2
drivers/spi/Kconfig
View File

@ -148,7 +148,7 @@ config CQSPI_REF_CLK
config CADENCE_OSPI_VERSAL
bool "Configure Versal OSPI"
depends on ARCH_VERSAL && CADENCE_QSPI
depends on (ARCH_VERSAL || ARCH_VERSAL_NET) && CADENCE_QSPI
imply DM_GPIO
help
This option is used to enable Versal OSPI DMA operations which

3
drivers/spi/cadence_ospi_versal.c
View File

@ -130,6 +130,7 @@ int cadence_qspi_apb_wait_for_dma_cmplt(struct cadence_spi_priv *priv)
#if defined(CONFIG_DM_GPIO)
int cadence_qspi_versal_flash_reset(struct udevice *dev)
{
#ifndef CONFIG_ARCH_VERSAL_NET
struct gpio_desc gpio;
u32 reset_gpio;
int ret;
@ -165,7 +166,7 @@ int cadence_qspi_versal_flash_reset(struct udevice *dev)
/* Set value 1 to pin */
dm_gpio_set_value(&gpio, 1);
udelay(1);
#endif
return 0;
}
#else