armv8: fsl_lsch2: Add LS1046A SoC support

The LS1046A processor is built on the QorIQ LS series architecture
combining four ARM A72 processor cores with DPAA 1.0 support.

Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>
Signed-off-by: Mihai Bantea <mihai.bantea@freescale.com>
Signed-off-by: Mingkai Hu <mingkai.hu@nxp.com>
Signed-off-by: Gong Qianyu <Qianyu.Gong@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>

4 files changed, 168 insertions, 2 deletions

diff --git a/arch/arm/cpu/armv8/fsl-layerscape/Makefile b/arch/arm/cpu/armv8/fsl-layerscape/Makefile
index bcf6b48..8c1317f 100644
--- a/arch/arm/cpu/armv8/fsl-layerscape/Makefile
+++ b/arch/arm/cpu/armv8/fsl-layerscape/Makefile
@@ -33,3 +33,7 @@ endif
 ifneq ($(CONFIG_LS1012A),)
 obj-$(CONFIG_SYS_HAS_SERDES) += ls1012a_serdes.o
 endif
+
+ifneq ($(CONFIG_LS1046A),)
+obj-$(CONFIG_SYS_HAS_SERDES) += ls1046a_serdes.o
+endif
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/doc/README.soc b/arch/arm/cpu/armv8/fsl-layerscape/doc/README.soc
index 8eee016..f7b949a 100644
--- a/arch/arm/cpu/armv8/fsl-layerscape/doc/README.soc
+++ b/arch/arm/cpu/armv8/fsl-layerscape/doc/README.soc
@@ -3,6 +3,7 @@ SoC overview
 	1. LS1043A
 	2. LS2080A
 	3. LS1012A
+	4. LS1046A
 
 LS1043A
 ---------
@@ -127,3 +128,44 @@ The LS1012A SoC includes the following function and features:
     - Two WatchDog timers
     - ARM generic timer
  - QorIQ platform's trust architecture 2.1
+
+LS1046A
+--------
+The LS1046A integrated multicore processor combines four ARM Cortex-A72
+processor cores with datapath acceleration optimized for L2/3 packet
+processing, single pass security offload and robust traffic management
+and quality of service.
+
+The LS1046A SoC includes the following function and features:
+ - Four 64-bit ARM Cortex-A72 CPUs
+ - 2 MB unified L2 Cache
+ - One 64-bit DDR4 SDRAM memory controllers with ECC and interleaving
+   support
+ - Data Path Acceleration Architecture (DPAA) incorporating acceleration the
+   the following functions:
+   - Packet parsing, classification, and distribution (FMan)
+   - Queue management for scheduling, packet sequencing, and congestion
+     management (QMan)
+   - Hardware buffer management for buffer allocation and de-allocation (BMan)
+   - Cryptography acceleration (SEC)
+ - Two Configurable x4 SerDes
+   - Two PLLs per four-lane SerDes
+   - Support for 10G operation
+ - Ethernet interfaces by FMan
+   - Up to 2 x XFI supporting 10G interface (MAC 9, 10)
+   - Up to 1 x QSGMII (MAC 5, 6, 10, 1)
+   - Up to 4 x SGMII supporting 1000Mbps (MAC 5, 6, 9, 10)
+   - Up to 3 x SGMII supporting 2500Mbps (MAC 5, 9, 10)
+   - Up to 2 x RGMII supporting 1000Mbps (MAC 3, 4)
+ - High-speed peripheral interfaces
+   - Three PCIe 3.0 controllers, one supporting x4 operation
+   - One serial ATA (SATA 3.0) controllers
+ - Additional peripheral interfaces
+   - Three high-speed USB 3.0 controllers with integrated PHY
+   - Enhanced secure digital host controller (eSDXC/eMMC)
+   - Quad Serial Peripheral Interface (QSPI) Controller
+   - Serial peripheral interface (SPI) controller
+   - Four I2C controllers
+   - Two DUARTs
+   - Integrated flash controller (IFC) supporting NAND and NOR flash
+ - QorIQ platform's trust architecture 2.1
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/fsl_lsch2_speed.c b/arch/arm/cpu/armv8/fsl-layerscape/fsl_lsch2_speed.c
index d0dc58d..8922197 100644
--- a/arch/arm/cpu/armv8/fsl-layerscape/fsl_lsch2_speed.c
+++ b/arch/arm/cpu/armv8/fsl-layerscape/fsl_lsch2_speed.c
@@ -107,6 +107,12 @@ void get_sys_info(struct sys_info *sys_info)
 	case 3:
 		sys_info->freq_fman[0] = freq_c_pll[0] / 3;
 		break;
+	case 4:
+		sys_info->freq_fman[0] = freq_c_pll[0] / 4;
+		break;
+	case 5:
+		sys_info->freq_fman[0] = sys_info->freq_systembus;
+		break;
 	case 6:
 		sys_info->freq_fman[0] = freq_c_pll[1] / 2;
 		break;
@@ -124,8 +130,23 @@ void get_sys_info(struct sys_info *sys_info)
 #ifdef CONFIG_FSL_ESDHC
 #ifdef CONFIG_FSL_ESDHC_USE_PERIPHERAL_CLK
 	rcw_tmp = in_be32(&gur->rcwsr[15]);
-	rcw_tmp = (rcw_tmp & HWA_CGA_M2_CLK_SEL) >> HWA_CGA_M2_CLK_SHIFT;
-	sys_info->freq_sdhc = freq_c_pll[1] / rcw_tmp;
+	switch ((rcw_tmp & HWA_CGA_M2_CLK_SEL) >> HWA_CGA_M2_CLK_SHIFT) {
+	case 1:
+		sys_info->freq_sdhc = freq_c_pll[1];
+		break;
+	case 2:
+		sys_info->freq_sdhc = freq_c_pll[1] / 2;
+		break;
+	case 3:
+		sys_info->freq_sdhc = freq_c_pll[1] / 3;
+		break;
+	case 6:
+		sys_info->freq_sdhc = freq_c_pll[0] / 2;
+		break;
+	default:
+		printf("Error: Unknown ESDHC clock select!\n");
+		break;
+	}
 #else
 	sys_info->freq_sdhc = sys_info->freq_systembus;
 #endif
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/ls1046a_serdes.c b/arch/arm/cpu/armv8/fsl-layerscape/ls1046a_serdes.c
new file mode 100644
index 0000000..1da6b71
--- /dev/null
+++ b/arch/arm/cpu/armv8/fsl-layerscape/ls1046a_serdes.c
@@ -0,0 +1,99 @@
+/*
+ * Copyright 2016 Freescale Semiconductor, Inc.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/arch/fsl_serdes.h>
+#include <asm/arch/immap_lsch2.h>
+
+struct serdes_config {
+	u32 protocol;
+	u8 lanes[SRDS_MAX_LANES];
+};
+
+static struct serdes_config serdes1_cfg_tbl[] = {
+	/* SerDes 1 */
+	{0x3333, {SGMII_FM1_DTSEC9, SGMII_FM1_DTSEC10, SGMII_FM1_DTSEC5,
+		  SGMII_FM1_DTSEC6} },
+	{0x1133, {XFI_FM1_MAC9, XFI_FM1_MAC10, SGMII_FM1_DTSEC5,
+		  SGMII_FM1_DTSEC6} },
+	{0x1333, {XFI_FM1_MAC9, SGMII_FM1_DTSEC10, SGMII_FM1_DTSEC5,
+		  SGMII_FM1_DTSEC6} },
+	{0x2333, {SGMII_2500_FM1_DTSEC9, SGMII_FM1_DTSEC10, SGMII_FM1_DTSEC5,
+		  SGMII_FM1_DTSEC6} },
+	{0x2233, {SGMII_2500_FM1_DTSEC9, SGMII_2500_FM1_DTSEC10,
+		  SGMII_FM1_DTSEC5, SGMII_FM1_DTSEC6} },
+	{0x1040, {XFI_FM1_MAC9, NONE, QSGMII_FM1_A, NONE} },
+	{0x2040, {SGMII_2500_FM1_DTSEC9, NONE, QSGMII_FM1_A, NONE} },
+	{0x1163, {XFI_FM1_MAC9, XFI_FM1_MAC10, PCIE1, SGMII_FM1_DTSEC6} },
+	{0x2263, {SGMII_2500_FM1_DTSEC9, SGMII_2500_FM1_DTSEC10, PCIE1,
+		  SGMII_FM1_DTSEC6} },
+	{0x3363, {SGMII_FM1_DTSEC5, SGMII_FM1_DTSEC6, PCIE1,
+		  SGMII_FM1_DTSEC6} },
+	{0x2223, {SGMII_2500_FM1_DTSEC9, SGMII_2500_FM1_DTSEC10,
+		  SGMII_2500_FM1_DTSEC5, SGMII_FM1_DTSEC6} },
+	{}
+};
+
+static struct serdes_config serdes2_cfg_tbl[] = {
+	/* SerDes 2 */
+	{0x8888, {PCIE1, PCIE1, PCIE1, PCIE1} },
+	{0x5559, {PCIE1, PCIE2, PCIE3, SATA1} },
+	{0x5577, {PCIE1, PCIE2, PCIE3, PCIE3} },
+	{0x5506, {PCIE1, PCIE2, NONE, PCIE3} },
+	{0x0506, {NONE, PCIE2, NONE, PCIE3} },
+	{0x0559, {NONE, PCIE2, PCIE3, SATA1} },
+	{0x5A59, {PCIE1, SGMII_FM1_DTSEC2, PCIE3, SATA1} },
+	{0x5A06, {PCIE1, SGMII_FM1_DTSEC2, NONE, PCIE3} },
+	{}
+};
+
+static struct serdes_config *serdes_cfg_tbl[] = {
+	serdes1_cfg_tbl,
+	serdes2_cfg_tbl,
+};
+
+enum srds_prtcl serdes_get_prtcl(int serdes, int cfg, int lane)
+{
+	struct serdes_config *ptr;
+
+	if (serdes >= ARRAY_SIZE(serdes_cfg_tbl))
+		return 0;
+
+	ptr = serdes_cfg_tbl[serdes];
+	while (ptr->protocol) {
+		if (ptr->protocol == cfg)
+			return ptr->lanes[lane];
+		ptr++;
+	}
+
+	return 0;
+}
+
+int is_serdes_prtcl_valid(int serdes, u32 prtcl)
+{
+	int i;
+	struct serdes_config *ptr;
+
+	if (serdes >= ARRAY_SIZE(serdes_cfg_tbl))
+		return 0;
+
+	ptr = serdes_cfg_tbl[serdes];
+	while (ptr->protocol) {
+		if (ptr->protocol == prtcl)
+			break;
+		ptr++;
+	}
+
+	if (!ptr->protocol)
+		return 0;
+
+	for (i = 0; i < SRDS_MAX_LANES; i++) {
+		if (ptr->lanes[i] != NONE)
+			return 1;
+	}
+
+	return 0;
+}