From 1e681448a38dcaf95a58592410382c3324c2cc00 Mon Sep 17 00:00:00 2001 From: Michal Simek Date: Mon, 19 Sep 2022 14:21:03 +0200 Subject: [PATCH] spi: cadence_qspi: Add support for Versal NET platform Trivial changes to support cadence ospi driver for Versal NET platform. Also avoid ospi flash reset for now. Signed-off-by: Michal Simek Link: https://lore.kernel.org/r/0789141f432189aab69bc496fe33e0218d1d7510.1663589964.git.michal.simek@amd.com --- arch/arm/mach-versal-net/include/mach/hardware.h | 4 ++++ drivers/spi/Kconfig | 2 +- drivers/spi/cadence_ospi_versal.c | 3 ++- 3 files changed, 7 insertions(+), 2 deletions(-) diff --git a/arch/arm/mach-versal-net/include/mach/hardware.h b/arch/arm/mach-versal-net/include/mach/hardware.h index 2eb5498498..808ce48fd1 100644 --- a/arch/arm/mach-versal-net/include/mach/hardware.h +++ b/arch/arm/mach-versal-net/include/mach/hardware.h @@ -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) diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig index ac91d82258..240ff212a3 100644 --- a/drivers/spi/Kconfig +++ b/drivers/spi/Kconfig @@ -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 diff --git a/drivers/spi/cadence_ospi_versal.c b/drivers/spi/cadence_ospi_versal.c index a25c50bc50..a9547a8200 100644 --- a/drivers/spi/cadence_ospi_versal.c +++ b/drivers/spi/cadence_ospi_versal.c @@ -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 -- 2.39.5