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authorJoel Stanley <joel@jms.id.au>2019-09-25 16:32:34 +0200
committerPeter Maydell <peter.maydell@linaro.org>2019-10-15 18:09:04 +0100
commit1550d7267984b19796089f767832c30da80494ec (patch)
treee7087c085654aac7cacc02942dea1f58ae043e18 /hw/misc/aspeed_scu.c
parent8e00d1a97d1d0b416527debb9a0759ab8c49ec51 (diff)
downloadfocaccia-qemu-1550d7267984b19796089f767832c30da80494ec.tar.gz
focaccia-qemu-1550d7267984b19796089f767832c30da80494ec.zip
aspeed/sdmc: Add AST2600 support
The AST2600 SDMC controller is slightly different from its predecessor
(DRAM training). Max memory is now 2G on the AST2600.

Signed-off-by: Joel Stanley <joel@jms.id.au>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Message-id: 20190925143248.10000-10-clg@kaod.org
[clg: - improved commit log
      - reworked model integration into new object class ]
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'hw/misc/aspeed_scu.c')
-rw-r--r--hw/misc/aspeed_scu.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/hw/misc/aspeed_scu.c b/hw/misc/aspeed_scu.c
index 84699b78d4..717509bc54 100644
--- a/hw/misc/aspeed_scu.c
+++ b/hw/misc/aspeed_scu.c
@@ -99,6 +99,7 @@
 #define AST2600_CLK_STOP_CTRL_CLR TO_REG(0x84)
 #define AST2600_CLK_STOP_CTRL2     TO_REG(0x90)
 #define AST2600_CLK_STOP_CTR2L_CLR TO_REG(0x94)
+#define AST2600_SDRAM_HANDSHAKE   TO_REG(0x100)
 #define AST2600_HPLL_PARAM        TO_REG(0x200)
 #define AST2600_HPLL_EXT          TO_REG(0x204)
 #define AST2600_MPLL_EXT          TO_REG(0x224)
@@ -602,6 +603,7 @@ static const uint32_t ast2600_a0_resets[ASPEED_AST2600_SCU_NR_REGS] = {
     [AST2600_SYS_RST_CTRL2]     = 0xFFFFFFFC,
     [AST2600_CLK_STOP_CTRL]     = 0xEFF43E8B,
     [AST2600_CLK_STOP_CTRL2]    = 0xFFF0FFF0,
+    [AST2600_SDRAM_HANDSHAKE]   = 0x00000040,  /* SoC completed DRAM init */
     [AST2600_HPLL_PARAM]        = 0x1000405F,
 };