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aspeed/sdmc: Add AST2600 support

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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>
This commit is contained in:
Joel Stanley 2019-09-25 16:32:34 +02:00 • committed by Peter Maydell
parent 8e00d1a97d
commit 1550d72679
3 changed files with 85 additions and 0 deletions
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2
hw/misc/aspeed_scu.c
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@ -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,
};