Message ID | 20190611145135.21399-68-jagan@amarulasolutions.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
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bh=LnrKP4ufWufAf+TSgUvgwMId8hTqzwuPYT4ERq3rBNk=; b=gYvBj61WHHfl66d9fK1o3FdJdrW7fXYHueRpVdWngxW2ECgOgAUzBv5ZAcK/sYVrbj LYkcUfK+pLLcHqETTXVBFeCY0Z7Hz1LlL5H6zJOSGCVnTVHXHZL3++zoOp+Kfyw3HAU2 eEDX/LUHYFr1KPCdH58m5HJ4jB1uGqmLGIFkx4Bc69+sRkNX8n9jr3rwzJ/kZD0ZgWsw Pa1gQKvWhKvfgRgLtPPwQR2AIT5DYXV/eOlQZNG6dXzgNDar/0EovuuPzT3rKF82ylts erGoIvKgLc8IR2wdKBUGvi9r8WiNHjyLrhK3JbGKnsKF7zZ0dq5FXpKaPENWTOmMAUfE AE+A== X-Gm-Message-State: APjAAAVdMfqWSgTKVFpnE+Ccn13M45yllL2n/QB1R5XYI318Y8Qdj/ZQ aIJxRVBNrz9SR8GrxFSlDi50XA== X-Google-Smtp-Source: APXvYqzCt6Ysqy3WDYCl25Un3CSfpv4MZ8bTB78AK7aDf/Vxlz0tdw7zH198c6ZGpJ+3cUZjJgJcAw== X-Received: by 2002:a63:5961:: with SMTP id j33mr4337823pgm.89.1560264976669; Tue, 11 Jun 2019 07:56:16 -0700 (PDT) Received: from localhost.localdomain ([115.97.180.18]) by smtp.gmail.com with ESMTPSA id e9sm16206208pfn.154.2019.06.11.07.56.13 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 11 Jun 2019 07:56:16 -0700 (PDT) From: Jagan Teki <jagan@amarulasolutions.com> To: Simon Glass <sjg@chromium.org>, Philipp Tomsich <philipp.tomsich@theobroma-systems.com>, Kever Yang <kever.yang@rock-chips.com>, YouMin Chen <cym@rock-chips.com>, u-boot@lists.denx.de Subject: [PATCH 67/92] ram: rk3399: Map chipselect for lpddr4 Date: Tue, 11 Jun 2019 20:21:10 +0530 Message-Id: <20190611145135.21399-68-jagan@amarulasolutions.com> X-Mailer: git-send-email 2.18.0.321.gffc6fa0e3 In-Reply-To: <20190611145135.21399-1-jagan@amarulasolutions.com> References: <20190611145135.21399-1-jagan@amarulasolutions.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190611_075617_317815_1ECD546F X-CRM114-Status: GOOD ( 10.51 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Upstream kernel work for Rockchip platforms <linux-rockchip.lists.infradead.org> List-Unsubscribe: <http://lists.infradead.org/mailman/options/linux-rockchip>, <mailto:linux-rockchip-request@lists.infradead.org?subject=unsubscribe> List-Archive: <http://lists.infradead.org/pipermail/linux-rockchip/> List-Post: <mailto:linux-rockchip@lists.infradead.org> List-Help: <mailto:linux-rockchip-request@lists.infradead.org?subject=help> List-Subscribe: <http://lists.infradead.org/mailman/listinfo/linux-rockchip>, <mailto:linux-rockchip-request@lists.infradead.org?subject=subscribe> Cc: linux-rockchip@lists.infradead.org, linux-amarula@amarulasolutions.com, Jagan Teki <jagan@amarulasolutions.com>, gajjar04akash@gmail.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-rockchip" <linux-rockchip-bounces@lists.infradead.org> Errors-To: linux-rockchip-bounces+patchwork-linux-rockchip=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP |
Series |
ram: rk3399: Add LPDDR4 support
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diff --git a/drivers/ram/rockchip/sdram_rk3399.c b/drivers/ram/rockchip/sdram_rk3399.c index 13c552649c..ecc215b9c7 100644 --- a/drivers/ram/rockchip/sdram_rk3399.c +++ b/drivers/ram/rockchip/sdram_rk3399.c @@ -189,6 +189,16 @@ static void set_memory_map(const struct chan_info *chan, u32 channel, clrsetbits_le32(&denali_pi[155], (0x3 << 16) | (0x7 << 24), ((3 - sdram_ch->cap_info.bk) << 16) | ((16 - row) << 24)); + + if (sdram_params->base.dramtype == LPDDR4) { + if (cs_map == 1) + cs_map = 0x5; + else if (cs_map == 2) + cs_map = 0xa; + else + cs_map = 0xF; + } + /* PI_41 PI_CS_MAP:RW:24:4 */ clrsetbits_le32(&denali_pi[41], 0xf << 24, cs_map << 24); if (sdram_ch->cap_info.rank == 1 && sdram_params->base.dramtype == DDR3)