From: Michal Simek <michal.simek@amd.com>
Date: Wed, 29 May 2024 14:48:01 +0000 (+0200)
Subject: spi: versal2: Enable spi drivers for Versal Gen 2
X-Git-Url: http://git.dujemihanovic.xyz/img/static/gitweb.css?a=commitdiff_plain;h=9bf522cd5c521f9304e7d54f0cf97eb6c08a0696;p=u-boot.git

spi: versal2: Enable spi drivers for Versal Gen 2

Enable and update OSPI/QSPI/GQSPI drivers to support Versal Gen 2 SoCs.

Signed-off-by: Michal Simek <michal.simek@amd.com>
Link: https://lore.kernel.org/r/691782470f56f7d49a3204f6757296f2752d4156.1716994063.git.michal.simek@amd.com
---

diff --git a/configs/amd_versal2_virt_defconfig b/configs/amd_versal2_virt_defconfig
index b74e69be28..6e4adddf2c 100644
--- a/configs/amd_versal2_virt_defconfig
+++ b/configs/amd_versal2_virt_defconfig
@@ -5,7 +5,6 @@ CONFIG_SYS_INIT_SP_BSS_OFFSET=1572864
 CONFIG_ARCH_VERSAL2=y
 CONFIG_TEXT_BASE=0x8000000
 CONFIG_SYS_MALLOC_F_LEN=0x100000
-CONFIG_DM_GPIO=y
 CONFIG_DEFAULT_DEVICE_TREE="amd-versal2-virt"
 CONFIG_OF_LIBFDT_OVERLAY=y
 CONFIG_DM_RESET=y
@@ -124,7 +123,10 @@ CONFIG_SOC_DEVICE=y
 CONFIG_SOC_AMD_VERSAL2=y
 CONFIG_SPI=y
 CONFIG_DM_SPI=y
+CONFIG_CADENCE_QSPI=y
+CONFIG_CADENCE_OSPI_VERSAL=y
 CONFIG_ZYNQ_SPI=y
+CONFIG_ZYNQMP_GQSPI=y
 CONFIG_TPM2_TIS_SPI=y
 CONFIG_USB=y
 CONFIG_DM_USB_GADGET=y
diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig
index 35030ab355..cd785aefd5 100644
--- a/drivers/spi/Kconfig
+++ b/drivers/spi/Kconfig
@@ -156,7 +156,7 @@ config CQSPI_REF_CLK
 
 config CADENCE_OSPI_VERSAL
 	bool "Configure Versal OSPI"
-	depends on (ARCH_VERSAL || ARCH_VERSAL_NET) && CADENCE_QSPI
+	depends on (ARCH_VERSAL || ARCH_VERSAL_NET || ARCH_VERSAL2) && CADENCE_QSPI
 	imply DM_GPIO
 	help
 	  This option is used to enable Versal OSPI DMA operations which
diff --git a/drivers/spi/cadence_qspi.c b/drivers/spi/cadence_qspi.c
index 75e5223201..9c466f8695 100644
--- a/drivers/spi/cadence_qspi.c
+++ b/drivers/spi/cadence_qspi.c
@@ -253,7 +253,8 @@ static int cadence_spi_probe(struct udevice *bus)
 
 	/* Versal and Versal-NET use spi calibration to set read delay */
 	if (CONFIG_IS_ENABLED(ARCH_VERSAL) ||
-	    CONFIG_IS_ENABLED(ARCH_VERSAL_NET))
+	    CONFIG_IS_ENABLED(ARCH_VERSAL_NET) ||
+	    CONFIG_IS_ENABLED(ARCH_VERSAL2))
 		if (priv->read_delay >= 0)
 			priv->read_delay = -1;
 
diff --git a/drivers/spi/zynqmp_gqspi.c b/drivers/spi/zynqmp_gqspi.c
index 61349a4da5..ae795e50b0 100644
--- a/drivers/spi/zynqmp_gqspi.c
+++ b/drivers/spi/zynqmp_gqspi.c
@@ -106,7 +106,8 @@
 #define TAP_DLY_BYPASS_LQSPI_RX_SHIFT	2
 #define GQSPI_DATA_DLY_ADJ_OFST		0x000001F8
 #define IOU_TAPDLY_BYPASS_OFST !(IS_ENABLED(CONFIG_ARCH_VERSAL) || \
-				 IS_ENABLED(CONFIG_ARCH_VERSAL_NET)) ? \
+				 IS_ENABLED(CONFIG_ARCH_VERSAL_NET) || \
+				 IS_ENABLED(CONFIG_ARCH_VERSAL2)) ? \
 				0xFF180390 : 0xF103003C
 #define GQSPI_LPBK_DLY_ADJ_LPBK_MASK	0x00000020
 #define GQSPI_FREQ_37_5MHZ		37500000
@@ -316,7 +317,8 @@ static void zynqmp_qspi_set_tapdelay(struct udevice *bus, u32 baudrateval)
 		  __func__, clk_rate, baudrateval, reqhz);
 
 	if (!(IS_ENABLED(CONFIG_ARCH_VERSAL) ||
-	      IS_ENABLED(CONFIG_ARCH_VERSAL_NET))) {
+	      IS_ENABLED(CONFIG_ARCH_VERSAL_NET) ||
+	      IS_ENABLED(CONFIG_ARCH_VERSAL2))) {
 		if (reqhz <= GQSPI_FREQ_40MHZ) {
 			tapdlybypass = TAP_DLY_BYPASS_LQSPI_RX_VALUE <<
 					TAP_DLY_BYPASS_LQSPI_RX_SHIFT;